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Patent #:
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Issue Dt:
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01/05/1993
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Application #:
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07615363
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Filing Dt:
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11/19/1990
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Title:
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FUEL CELL MEMBRANE ELECTRODE AND SEAL ASSEMBLY
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Patent #:
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Issue Dt:
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11/22/1994
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Application #:
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07850570
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Filing Dt:
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03/13/1992
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Title:
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CONSTANT VOLTAGE FUEL CELL WITH IMPROVED REACTANT SUPPLY AND CONTROL SYSTEM
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Patent #:
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Issue Dt:
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06/06/1995
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Application #:
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08124924
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Filing Dt:
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09/21/1993
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Title:
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TRIFLUOROSTYRENE AND SUBSTITUTED TRIFLUOROSTYRENE COPOLYMERIC COMPOSITIONS AND ION-EXCHANGE MEMBRANES FORMED THEREFROM
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Patent #:
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Issue Dt:
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06/18/1996
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Application #:
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08165076
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Filing Dt:
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12/10/1993
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Title:
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METHOD OF FABRICATING AN EMBOSSED FLUID FLOW FIELD PLATE
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Patent #:
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Issue Dt:
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08/20/1996
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Application #:
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08265414
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Filing Dt:
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06/24/1994
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Title:
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ELECTROCHEMICAL FUEL CELL STACK WITH CONCURRENTLY FLOWING COOLANT AND OXIDANT STREAMS
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Patent #:
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Issue Dt:
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03/12/1996
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Application #:
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08442206
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Filing Dt:
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05/16/1995
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Title:
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TRIFLUOROSTYRENE AND SUBSTITUTED TRIFLUOROSTYRENE COPOLYMERIC ION-EXCHANGE MEMBRANES
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Patent #:
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Issue Dt:
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02/11/1997
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Application #:
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08480098
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Filing Dt:
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06/06/1995
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Title:
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SUBSTITUTED TRIFLUOROSTYRENE COMPOSITIONS
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Patent #:
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Issue Dt:
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11/04/1997
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Application #:
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08575349
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Filing Dt:
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12/20/1995
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Title:
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SUBSTITUTED TRIFLUOROSTYRENE MONOMERIC COMPOSITIONS
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Patent #:
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Issue Dt:
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11/10/1998
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Application #:
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08583638
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Filing Dt:
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01/05/1996
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Title:
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SUBSTITUTED ALPHA, BETA, BETA-TRIFLUOROSTYRENE-BASED COMPOSITE MEMBRANES
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Patent #:
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Issue Dt:
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08/25/1998
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Application #:
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08659921
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Filing Dt:
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06/07/1996
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Title:
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METHOD AND APPARATUS FOR COMMENCING OPERATION OF A FUEL CELL ELECTRIC POWER GENERATION SYSTEM BELOW THE FREEZING TEMPERATURE OF WATER
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Patent #:
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Issue Dt:
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06/09/1998
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Application #:
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08719342
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Filing Dt:
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09/25/1996
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Title:
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METHOD AND APPARATUS FOR DETECTING AND LOCATING PERFORATIONS IN MEMBRANES EMPLOYED IN ELECTROCHEMICAL CELLS
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Patent #:
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Issue Dt:
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07/27/1999
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Application #:
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08751096
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Filing Dt:
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11/15/1996
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Title:
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INTEGRATED SEAL FOR A PEM FUEL CELL
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Patent #:
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Issue Dt:
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08/04/1998
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Application #:
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08752735
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Filing Dt:
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11/19/1996
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Title:
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ELECTROCHEMICAL FUEL CELL STACK WITH COMPRESSION BANDS
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Patent #:
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Issue Dt:
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06/30/1998
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Application #:
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08768615
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Filing Dt:
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12/18/1996
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Title:
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TRIFLUOROSTYRENE AND SUBSTITUTED TRIFLUOROSTYRENE COPOLYMERIC COMPOSITIONS AND ION-EXCHANGE MEMBRANES FORMED THEREFROM
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Patent #:
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Issue Dt:
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01/26/1999
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Application #:
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08768650
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Filing Dt:
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12/18/1996
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Title:
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POROUS ELECTRODE SUBSTRATE FOR AN ELECTROCHEMICAL FUEL CELL
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Patent #:
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Issue Dt:
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09/08/1998
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Application #:
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08770321
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Filing Dt:
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12/20/1996
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Title:
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INTEGRATED REACTANT AND COOLANT FLUID FLOW FIELD LAYER FOR AN ELEC- TROCHEMICAL FUEL CELL
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Patent #:
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Issue Dt:
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08/22/2000
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Application #:
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08831009
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Filing Dt:
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03/31/1997
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Title:
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POLYMER ELECTROLYTE FUEL CELL
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Patent #:
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Issue Dt:
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11/02/1999
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Application #:
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08846653
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Filing Dt:
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05/01/1997
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Title:
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ELECTROCHEMICAL CELL WITH FLUID DISTRIBUTION LAYER HAVING INTEGRAL SEALING CAPABILITY
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Patent #:
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Issue Dt:
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03/19/2002
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Application #:
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08967960
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Filing Dt:
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11/12/1997
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Title:
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GRAFT POLYMERIC MEMBRANES AND ION-EXCHANGE MEMBRANES FORMED THEREFROM
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Patent #:
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Issue Dt:
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08/10/1999
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Application #:
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08980496
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Filing Dt:
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12/01/1997
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Title:
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METHOD AND APPARATUS FOR DISTRIBUTING WATER TO AN ION-EXCHANGE MEMBRANE IN A FUEL CELL
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Patent #:
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Issue Dt:
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08/01/2000
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Application #:
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08998133
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Filing Dt:
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12/23/1997
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Title:
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METHOD AND APPARATUS FOR OPERATING AN ELECTROCHEMICAL FUEL CELL WITH PERIODIC FUEL STARVATION AT THE ANODE
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Patent #:
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Issue Dt:
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06/27/2000
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Application #:
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09048817
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Filing Dt:
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03/26/1998
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Title:
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POLYMER ELECTROLYTE MEMBRANE FUEL CELLS AND STACKS WITH ADHESIVELY BONDED LAYERS
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Patent #:
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Issue Dt:
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08/15/2000
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Application #:
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09076101
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Filing Dt:
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05/12/1998
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Title:
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POLYMER ELECTROLYTE FUEL CELL
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Patent #:
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Issue Dt:
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11/30/1999
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Application #:
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09096769
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Filing Dt:
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06/12/1998
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Title:
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ELECTROCHEMICAL FUEL CELL STACK WITH COMPRESSION BANDS
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Patent #:
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Issue Dt:
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05/02/2000
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Application #:
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09116179
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Filing Dt:
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07/15/1998
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Title:
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MEMBRANE ELECTRODE ASSEMBLY FOR AN ELECTROCHEMICAL FUEL CELL AND A METHOD OF MAKING AN IMPROVED MEMBRANE ELECTRODE ASSEMBLY
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Patent #:
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Issue Dt:
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05/23/2000
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Application #:
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09116270
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Filing Dt:
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07/16/1998
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Title:
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ELECTROCHEMICAL FUEL CELL STACK WITH IMPROVED REACTANT MANIFOLDING AND SEALING
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Patent #:
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Issue Dt:
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11/16/1999
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Application #:
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09186449
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Filing Dt:
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11/05/1998
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Title:
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ALPHA BETA BETA-TRIFLUOROSTYRENE-BASED COMPOSITE MEMBRANES
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Patent #:
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Issue Dt:
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06/25/2002
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Application #:
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09191049
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Filing Dt:
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11/12/1998
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Title:
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FUEL CELL SYSTEM WITH IMPROVED STARTING CAPABILITY
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Patent #:
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Issue Dt:
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07/10/2001
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Application #:
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09211336
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Filing Dt:
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12/14/1998
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Title:
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PROCESS FOR THE MANUFACTURE OF AN ELECTRODE FOR A SOLID POLYMER FUEL CELL
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Patent #:
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Issue Dt:
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09/18/2001
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Application #:
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09216207
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Filing Dt:
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12/18/1998
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Title:
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CONTINUOUS METHOD FOR MANUFACTURING A LAMINATED ELECTROLYTE AND ELECTRODE ASSEMBLY
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Patent #:
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Issue Dt:
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05/09/2000
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Application #:
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09217177
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Filing Dt:
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12/21/1998
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Title:
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ELECTROCHEMICAL FUEL CELL MEMBRANE ELECTRODE ASSEMBLY WITH POROUS ELECTRODE SUBSTRATE
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Patent #:
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Issue Dt:
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12/10/2002
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Application #:
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09220163
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Filing Dt:
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12/23/1998
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Title:
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METHOD AND APPARATUS FOR DETECTING A LEAK WITHIN A FUEL CELL
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Patent #:
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Issue Dt:
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09/12/2000
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Application #:
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09268126
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Filing Dt:
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03/15/1999
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Title:
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FUEL CELL ELECTRODE COMPRISING CONDUCTIVE ZEOLITE SUPPORT MATERIAL
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Patent #:
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Issue Dt:
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10/23/2001
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Application #:
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09280147
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Filing Dt:
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03/26/1999
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Title:
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METHOD OF REDUCING FUEL CELL PERFORMANCE DEGRADATION OF AN ELECTRODE COMPRISING POROUS COMPONENTS
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Patent #:
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Issue Dt:
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04/16/2002
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Application #:
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09291505
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Filing Dt:
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04/14/1999
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Title:
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ENCLOSURE FOR ELECTRICAL COMPONENTS INSTALLED IN LOCATIONS WHERE A FLAMMABLE GAS OR VAPOR IS EXPECTED TO BE PRESENT
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Patent #:
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Issue Dt:
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11/27/2001
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Application #:
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09322871
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Filing Dt:
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05/28/1999
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Title:
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METHOD AND APPARATUS FOR DISTRIBUTING WATER IN AN ARRAY OF FUEL CELL STACKS
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Patent #:
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Issue Dt:
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02/26/2002
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Application #:
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09384531
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Filing Dt:
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08/27/1999
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Title:
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FUEL CELL WITH FLUID DISTRIBUTION LAYER HAVING INTERGRAL SEALING CAPABILITY
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Patent #:
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Issue Dt:
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11/12/2002
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Application #:
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09406318
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Filing Dt:
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09/27/1999
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Title:
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METHOD FOR IMPROVING THE COLD STARTING CAPABILITY OF AN ELECTROCHEMICAL FUEL CELL
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Patent #:
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Issue Dt:
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07/10/2001
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Application #:
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09441181
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Filing Dt:
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11/15/1999
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Title:
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a,B,B-TRIFLUOROSTYRENE-BASED COMPOSITE MEMBRANES
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Patent #:
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Issue Dt:
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12/24/2002
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Application #:
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09451478
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Filing Dt:
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11/30/1999
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Title:
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METHOD OF MAKING STRIPPED POROUS POLYMER FILMS
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Patent #:
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Issue Dt:
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10/08/2002
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Application #:
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09455033
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Filing Dt:
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12/06/1999
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Title:
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METHOD AND APPARATUS FOR OPERATING A FUEL CELL
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Patent #:
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Issue Dt:
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05/15/2001
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Application #:
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09471564
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Filing Dt:
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12/23/1999
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Title:
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ELECTROCHEMICAL FUEL CELL STACK WITH IMPROVED REACTANT MANIFOLDING AND SEALING
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Patent #:
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Issue Dt:
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07/02/2002
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Application #:
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09471704
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Filing Dt:
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12/23/1999
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Title:
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FUEL CELL SEPARATOR PLATE WITH DISCRETE FLUID DISTRIBUTION FEATURES
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Patent #:
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Issue Dt:
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12/17/2002
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Application #:
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09523240
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Filing Dt:
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03/10/2000
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Title:
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POLYMER ELECTROLYTE MEMBRANE ELECTROCHEMICAL FUEL CELLS AND STACKS WITH ADHESIVELY BONDED LAYERS
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Patent #:
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Issue Dt:
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02/11/2003
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Application #:
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09585696
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Filing Dt:
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06/01/2000
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Title:
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FUEL CELL ANODE STRUCTURES FOR VOLTAGE REVERSAL TOLERANCE
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Patent #:
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Issue Dt:
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10/09/2001
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Application #:
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09619324
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Filing Dt:
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07/19/2000
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Title:
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Control process for impregnating porous parts and apparatus therefor
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Patent #:
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Issue Dt:
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08/26/2003
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Application #:
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09623254
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Filing Dt:
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11/21/2000
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Title:
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IMPREGNATION OF MICROPOROUS ELECTROCATALYST PARTICLES FOR IMPROVING PERFORMANCE IN AN ELECTROCHEMICAL FUEL CELL
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Patent #:
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Issue Dt:
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07/22/2003
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Application #:
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09706930
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Filing Dt:
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11/06/2000
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Title:
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ENCAPSULATING SEALS FOR ELECTROCHEMICAL CELL STACKS AND METHODS OF SEALING ELECTROCHEMICAL CELL STACKS
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Patent #:
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Issue Dt:
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01/13/2004
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Application #:
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09720434
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Filing Dt:
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05/02/2001
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Title:
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CIRCUIT SYSTEM FOR AN INTEGRATED FUEL CELL SYSTEM
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Patent #:
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Issue Dt:
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02/08/2005
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Application #:
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09738074
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Filing Dt:
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12/15/2000
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Publication #:
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Pub Dt:
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08/15/2002
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Title:
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FUEL CELL ASSEMBLY WITH AN IMPROVED GAS SENSOR
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Patent #:
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Issue Dt:
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09/28/2004
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Application #:
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09747571
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Filing Dt:
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12/22/2000
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Publication #:
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Pub Dt:
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11/15/2001
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Title:
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METHOD FOR EMBOSSING EXPANDED GRAPHITE SHEET MATERIAL UNDER REDUCED PRESSURE
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Patent #:
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Issue Dt:
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12/16/2003
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Application #:
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09748658
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12/22/2000
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Publication #:
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Pub Dt:
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07/04/2002
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Title:
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COMPRESSION MECHANISM FOR AN ELECTROCHEMICAL FUEL CELL ASSEMBLY
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Patent #:
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Issue Dt:
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04/08/2003
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Application #:
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09749489
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Filing Dt:
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12/26/2000
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Publication #:
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Pub Dt:
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06/27/2002
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Title:
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CORRUGATED FLOW FIELD PLATE ASSEMBLY FOR A FUEL CELL
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Patent #:
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Issue Dt:
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09/03/2002
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Application #:
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09761660
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Filing Dt:
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01/18/2001
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Publication #:
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Pub Dt:
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09/27/2001
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Title:
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FUEL CELL SYSTEM
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Patent #:
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Issue Dt:
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11/18/2003
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Application #:
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09772276
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Filing Dt:
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01/29/2001
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Pub Dt:
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08/01/2002
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Title:
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METHOD OF CUTTING EXPANDED GRAPHITE SHEET MATERIAL
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03/08/2005
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09800751
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03/07/2001
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Pub Dt:
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11/29/2001
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Title:
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MEMBRANE EXCHANGE HUMIDIFIER
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08/19/2003
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09822596
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Filing Dt:
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03/30/2001
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Publication #:
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Pub Dt:
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09/06/2001
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Title:
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ELECTROCHEMICAL FUEL CELL STACK WITH IMPROVED REACTANT MANIFOLDING AND SEALING
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Patent #:
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04/06/2004
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Application #:
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09847461
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05/02/2001
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Publication #:
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Pub Dt:
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12/19/2002
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Title:
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ABRADED FLUID DIFFUSION LAYER FOR AN ELECTROCHEMICAL FUEL CELL
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Patent #:
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Issue Dt:
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03/30/2004
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Application #:
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09859130
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05/16/2001
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Publication #:
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Pub Dt:
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12/12/2002
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Title:
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METHOD OF MAKING FLUID DIFFUSION LAYERS AND ELECTRODES HAVING REDUCED SURFACE ROUGHNESS
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Patent #:
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Issue Dt:
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02/10/2004
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Application #:
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09866387
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Filing Dt:
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05/25/2001
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Publication #:
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Pub Dt:
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03/27/2003
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Title:
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COMPOSITE ION EXCHANGE MEMBRANE FOR USE IN A FUEL CELL
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Patent #:
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Issue Dt:
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08/17/2004
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Application #:
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09888074
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Filing Dt:
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06/22/2001
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Publication #:
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Pub Dt:
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12/26/2002
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Title:
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SYSTEMS, APPARATUS AND METHODS FOR BONDING AND/OR SEALING ELECTROCHEMICAL CELL ELEMENTS AND ASSEMBLIES
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Patent #:
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Issue Dt:
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03/18/2003
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Application #:
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09896173
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Filing Dt:
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06/29/2001
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Publication #:
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Pub Dt:
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02/07/2002
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Title:
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CONTROL PROCESS FOR IMPREGNATING POROUS PARTS AND APPARATUS THEREFOR
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Patent #:
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Issue Dt:
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08/20/2002
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Application #:
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09901269
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Filing Dt:
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07/09/2001
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Publication #:
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Pub Dt:
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12/27/2001
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Title:
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ALPHA, BETA, BETA-TRIFLUOROSTYRENE-BASED COMPOSITE MEMBRANES
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Patent #:
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Issue Dt:
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12/27/2005
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Application #:
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09916239
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07/25/2001
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Publication #:
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Pub Dt:
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01/30/2003
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Title:
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FUEL CELL SYSTEM AUTOMATIC POWER SWITCHING METHOD AND APPARATUS
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Patent #:
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Issue Dt:
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04/20/2004
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Application #:
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09934176
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Filing Dt:
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08/21/2001
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Publication #:
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Pub Dt:
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09/26/2002
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Title:
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GRAFT POLYMERIC MEMBRANES AND ION-EXCHANGE MEMBRANES FORMED THEREFROM
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Patent #:
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Issue Dt:
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12/23/2003
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Application #:
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09951655
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Filing Dt:
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09/13/2001
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Publication #:
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Pub Dt:
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05/16/2002
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Title:
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FLUID DIFFUSION LAYERS FOR FUEL CELLS
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Patent #:
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Issue Dt:
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06/22/2004
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Application #:
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10003160
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Filing Dt:
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10/31/2001
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Publication #:
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Pub Dt:
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04/11/2002
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Title:
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METHOD AND APPARATUS FOR DISTRIBUTING WATER IN AN ARRAY OF FUEL CELL STACKS
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Patent #:
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Issue Dt:
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06/29/2004
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Application #:
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10004528
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Filing Dt:
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10/23/2001
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Publication #:
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Pub Dt:
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04/24/2003
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Title:
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ELECTROCHEMICAL FUEL CELL WITH NON-UNIFORM FLUID FLOW DESIGN
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Patent #:
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Issue Dt:
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03/16/2004
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Application #:
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10009342
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Filing Dt:
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04/08/2002
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Title:
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FUEL CELL WITH POLYMER ELECTROLYTE MEMBRANE
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Patent #:
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Issue Dt:
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01/20/2004
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Application #:
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10015528
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Filing Dt:
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12/12/2001
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Publication #:
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Pub Dt:
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06/12/2003
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Title:
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AQUEOUS IONOMERIC GELS AND PRODUCTS AND METHODS RELATED THERETO
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Patent #:
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Issue Dt:
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11/25/2003
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Application #:
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10017485
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Filing Dt:
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12/14/2001
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Publication #:
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Pub Dt:
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07/31/2003
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Title:
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SYNTHESIS OF ALPHA, BETA, BETA-TRIFLUOROSTYRENE VIA IN-SITU FORMATION OF TRIFLUOROVINYL METAL HALIDE
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Patent #:
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Issue Dt:
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01/18/2005
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Application #:
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10037928
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Filing Dt:
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01/04/2002
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Publication #:
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Pub Dt:
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07/10/2003
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Title:
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SEPARATOR WITH FLUID DISTRIBUTION FEATURES FOR USE WITH A MEMBRANE ELECTRODE ASSEMBLY IN A FUEL CELL
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Patent #:
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Issue Dt:
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04/04/2006
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Application #:
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10069609
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Filing Dt:
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06/18/2002
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Title:
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MEMBRANE FOR A FUEL CELL AND METHOD FOR PRODUCING THE SAME
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Patent #:
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Issue Dt:
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08/02/2005
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Application #:
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10072813
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Filing Dt:
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02/08/2002
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Publication #:
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Pub Dt:
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05/01/2003
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Title:
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ELECTROCHEMICAL FUEL CELL WITH AN ELECTRODE HAVING AN IN-PLANE NONUNIFORM STRUCTURE
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Patent #:
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Issue Dt:
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09/28/2004
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Application #:
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10076857
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Filing Dt:
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02/14/2002
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Publication #:
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Pub Dt:
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04/24/2003
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Title:
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METHOD, APPARATUS AND ARTICLE TO TEST FUEL CELLS
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Patent #:
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Issue Dt:
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11/16/2004
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Application #:
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10082545
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Filing Dt:
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02/25/2002
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Publication #:
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Pub Dt:
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08/28/2003
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Title:
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METHOD OF FABRICATING FLUID FLOW FIELD PLATES
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Patent #:
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Issue Dt:
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11/30/2004
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Application #:
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10137506
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Filing Dt:
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04/30/2002
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Publication #:
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Pub Dt:
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12/19/2002
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Title:
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PROCESS FOR MANUFACTURING A MEMBRANE ELECTRODE ASSEMBLY.
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Patent #:
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Issue Dt:
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07/20/2004
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Application #:
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10144663
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Filing Dt:
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05/13/2002
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Publication #:
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Pub Dt:
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04/24/2003
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Title:
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ION-EXCHANGE MATERIALS WITH IMPROVED ION CONDUCTIVITY
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Patent #:
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05/24/2005
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Application #:
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10158408
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Filing Dt:
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05/30/2002
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Publication #:
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Pub Dt:
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12/04/2003
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Title:
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CONDITIONING METHOD FOR FUEL CELLS
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Patent #:
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Issue Dt:
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12/13/2005
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Application #:
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10180197
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Filing Dt:
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06/26/2002
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Publication #:
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Pub Dt:
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11/07/2002
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Title:
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FUEL CELL FLUID DISTRIBUTION LAYER HAVING INTEGRAL SEALING CAPABILITY
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Patent #:
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Issue Dt:
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10/05/2004
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Application #:
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10209951
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Filing Dt:
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07/31/2002
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Publication #:
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Pub Dt:
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03/13/2003
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Title:
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PROCESS FOR IMPREGNATING POROUS PARTS
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Patent #:
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01/11/2005
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10230953
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Filing Dt:
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08/28/2002
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Publication #:
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Pub Dt:
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03/04/2004
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Title:
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IMPREGNATION OF ION-EXCHANGE MEMBRANES TO IMPROVE ELECTROCHEMICAL FUEL CELL PERFORMANCE
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Patent #:
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Issue Dt:
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12/07/2004
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Application #:
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10251644
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Filing Dt:
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09/20/2002
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Publication #:
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Pub Dt:
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03/25/2004
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Title:
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PROCESS FOR PREPARING GRAFT COPOLYMERS AND MEMBRANES FORMED THEREFROM
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08/09/2005
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10306190
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Filing Dt:
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11/27/2002
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Publication #:
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Pub Dt:
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06/26/2003
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Title:
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FUEL CELL SYSTEM FOR OPERATION AT PRESSURES BELOW THE PRESSURE OF THE SURROUNDING ENVIRONMENT AND METHOD OF OPERATION THEREOF
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04/06/2004
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10327650
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Filing Dt:
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12/20/2002
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Title:
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SEALING MEMBRANE ELECTRODE ASSEMBLIES FOR ELECTROCHEMICAL FUEL CELLS
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Patent #:
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Issue Dt:
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01/09/2007
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10346200
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01/15/2003
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Publication #:
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Pub Dt:
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07/15/2004
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Title:
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FUEL CELL STACK WITH PASSIVE END CELL HEATER
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03/14/2006
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10388191
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03/12/2003
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Pub Dt:
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09/16/2004
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Title:
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BLACK START METHOD AND APPARATUS FOR A FUEL CELL POWER PLANT, AND FUEL CELL POWER PLANT WITH BLACK START CAPABILITY
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03/21/2006
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10411895
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04/11/2003
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Pub Dt:
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10/14/2004
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Title:
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SOLID POLYMER ELECTROLYTE FUEL CELL STACK HAVING SPECIFIC CORROSION RESISTANT CELLS
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07/20/2004
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10438093
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05/14/2003
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Pub Dt:
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10/30/2003
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Title:
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ELECTROCHEMICAL FUEL CELL STACK WITH IMPROVED REACTANT MANIFOLDING AND SEALING
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02/14/2006
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10442930
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05/21/2003
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Pub Dt:
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11/06/2003
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Title:
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APPARATUS FOR CUTTING EXPANDED GRAPHITE SHEET MATERIAL
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05/20/2008
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10458760
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06/10/2003
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12/16/2004
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Title:
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ELECTROCHEMICAL FUEL CELL WITH FLUID DISTRIBUTION LAYER HAVING NON-UNIFORM PERMEABILITY
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NONE
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10489943
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03/17/2004
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12/02/2004
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Membrane-electrode assembly for a self-humidifying fuel cell
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NONE
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10494984
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02/09/2005
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07/07/2005
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Fuel cell system and method for operating same
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06/21/2011
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10571417
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05/04/2007
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10/25/2007
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SHUTDOWN METHODS AND DESIGNS FOR FUEL CELL STACKS
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06/05/2007
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10601275
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06/20/2003
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12/23/2004
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METHOD OF MAKING A MEMBRANE ELECTRODE ASSEMBLY FOR ELECTROCHEMICAL FUEL CELLS
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10/24/2006
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10630634
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07/29/2003
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05/20/2004
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NON-NOBLE METAL CATALYSTS FOR THE OXYGEN REDUCTION REACTION
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NONE
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10689876
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10/20/2003
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08/12/2004
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Supported catalysts for the anode of a voltage reversal tolerant fuel cell
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06/13/2006
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10712400
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11/12/2003
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08/19/2004
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AQUEOUS IONOMERIC GELS AND PRODUCTS AND METHODS RELATED THERETO
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03/15/2005
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10728720
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12/04/2003
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09/09/2004
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APPLICATION OF AN IONOMER LAYER TO A SUBSTRATE AND PRODUCTS RELATED THERETO
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06/26/2007
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10737540
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12/16/2003
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06/16/2005
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ELECTROCHEMICAL FUEL CELL STACK HAVING A PLURALITY OF INTEGRATED VOLTAGE REVERSAL PROTECTION DIODES
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