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Total properties:
20
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Patent #:
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|
Issue Dt:
|
05/27/1980
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Application #:
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05795204
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Filing Dt:
|
05/09/1977
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Title:
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HEAT EXCHANGER WITH CONCENTRIC FLOW TUBES
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|
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Patent #:
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Issue Dt:
|
03/10/1981
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Application #:
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06074554
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Filing Dt:
|
09/11/1979
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Title:
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MODULAR HEAT EXCHANGER
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|
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Patent #:
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|
Issue Dt:
|
08/14/1984
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Application #:
|
06534402
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Filing Dt:
|
09/23/1983
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Title:
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WATER HEATER
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|
|
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Patent #:
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Issue Dt:
|
10/08/1985
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Application #:
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06640128
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Filing Dt:
|
08/13/1984
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Title:
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WATER HEATER
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Patent #:
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|
Issue Dt:
|
09/26/1989
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Application #:
|
06913348
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Filing Dt:
|
09/30/1986
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Title:
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COMPACT MODULAR FLUID STORAGE AND HEATING SYSTEM
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Patent #:
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Issue Dt:
|
06/26/1990
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Application #:
|
07297589
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Filing Dt:
|
01/17/1989
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Title:
|
BOILER OR WATER HEATER WITH INSULATED WATER TANK
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|
|
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Patent #:
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|
Issue Dt:
|
11/06/1990
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Application #:
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07386455
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Filing Dt:
|
07/27/1989
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Title:
|
BOLT-ON FLANGE
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|
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Patent #:
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Issue Dt:
|
07/03/1990
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Application #:
|
07395475
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Filing Dt:
|
08/18/1989
|
|
Title:
|
WATER HEATER OR BOILER WITH IMPROVED THERMAL EFFICIENCY
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|
|
|
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Patent #:
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|
Issue Dt:
|
01/01/1991
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Application #:
|
07446642
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Filing Dt:
|
12/06/1989
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|
Title:
|
POTABLE HOT WATER STORAGE VESSEL AND METHOD OF MANUFACTURE
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|
|
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Patent #:
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|
Issue Dt:
|
06/22/1993
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Application #:
|
07869513
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Filing Dt:
|
04/16/1992
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|
Title:
|
MODULAR VERTICAL TUBE TANK AND METHOD OF MANUFACTURE
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|
|
|
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Patent #:
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|
Issue Dt:
|
03/07/1995
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Application #:
|
08097651
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Filing Dt:
|
07/26/1993
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|
Title:
|
HIGH RATIO MODULATION COMBUSTION SYSTEM AND METHOD OF OPERATION
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|
|
|
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Patent #:
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|
Issue Dt:
|
08/01/1995
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Application #:
|
08143937
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Filing Dt:
|
10/27/1993
|
|
Title:
|
COMBINATION BURNER AND FLUE GAS COLLECTOR FOR WATER HEATERS AND BOILERS
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|
|
|
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Patent #:
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|
Issue Dt:
|
03/28/1995
|
Application #:
|
08144148
|
Filing Dt:
|
10/27/1993
|
|
Title:
|
SYSTEM AND METHOD FOR REDUCED PURGE OPERATION OF A FORCED DRAFT BURNER IN A WATER HEATER
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|
|
|
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Patent #:
|
|
Issue Dt:
|
05/07/1996
|
Application #:
|
08148962
|
Filing Dt:
|
11/08/1993
|
|
Title:
|
METHOD OF PRODUCING A BILL OF MATERIAL FOR A CONFIGURED PRODUCT
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|
|
|
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Patent #:
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|
Issue Dt:
|
01/02/1996
|
Application #:
|
08381129
|
Filing Dt:
|
01/31/1995
|
|
Title:
|
DIRECT CONTACT WATER HEATER
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|
|
|
|
Patent #:
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|
Issue Dt:
|
09/16/1997
|
Application #:
|
08552007
|
Filing Dt:
|
11/02/1995
|
|
Title:
|
WATER HEATER OR BOILER WITH IMPROVED TANK DESIGN
|
|
|
|
|
Patent #:
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|
Issue Dt:
|
02/03/1998
|
Application #:
|
08567471
|
Filing Dt:
|
12/05/1995
|
|
Title:
|
METHOD AND SYSTEM IN A FLUID HEATING APPARATUS FOR EFFICIENTLY CONTROLLING COMBUSTION
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|
|
|
|
Patent #:
|
|
Issue Dt:
|
07/07/1998
|
Application #:
|
08637224
|
Filing Dt:
|
04/24/1996
|
|
Title:
|
HIGH EFFICIENCY VERTICAL TUBE WATER HEATER APPARATUS
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|
|
|
|
Patent #:
|
|
Issue Dt:
|
06/30/1998
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Application #:
|
08703847
|
Filing Dt:
|
08/27/1996
|
|
Title:
|
BURNER ARRAY FOR WATER HEATING APPARATUS
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|
|
|
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Patent #:
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|
Issue Dt:
|
|
Application #:
|
UNAVAILABLE
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Filing Dt:
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Title:
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