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Total properties:
19
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Patent #:
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Issue Dt:
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02/19/2002
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Application #:
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09165859
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Filing Dt:
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10/02/1998
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Title:
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UNINTERRUPTIBLE POWER SUPPLY SYSTEMS, VOLTAGE REGULATORS AND OPERATING METHODS EMPLOYING CONTROLLED FERRORESONANT TRANSFORMER CIRCUITS
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Patent #:
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Issue Dt:
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12/12/2000
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Application #:
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09401423
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Filing Dt:
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09/22/1999
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Title:
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UNINTERRUPTIBLE POWER SUPPLIES WITH DUAL-SOURCING CAPABILITY AND METHODS OF OPERATION THEREOF
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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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09467655
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Filing Dt:
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12/20/1999
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Title:
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TWELVE-PULSE RECTIFIERS INCLUDING SEPARATE SIX-PULSE CONTROLLERS AND METHODS OF CONTROLLING SAME
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Patent #:
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Issue Dt:
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03/13/2001
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Application #:
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09507021
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Filing Dt:
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02/18/2000
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Title:
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Apparatus and methods for space-vector domain control in uniterruptible power supplies
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Patent #:
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Issue Dt:
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05/28/2002
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Application #:
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09537421
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Filing Dt:
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03/29/2000
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Title:
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METHOD AND APPARATUS FOR COORDINATING UNINTERRUPTIBLE POWER SUPPLY MODULES TO PROVIDE SCALABLE, REDUNDANT POWER
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Patent #:
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Issue Dt:
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09/30/2003
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Application #:
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09537974
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Filing Dt:
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03/28/2000
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Title:
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SYSTEM FOR COMMUNICATIONS IN UNINTERRUPTTIBLE POWER SUPPLY BY USING CONROL AREA NETWORKD FOR COMMUNICATING UPS MESSAGES INCLUDING PRIORITY INFORMATION
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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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09538051
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Filing Dt:
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03/29/2000
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Title:
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MODULAR UNINTERRUPTIBLE POWER SUPPLY HAVING POWER MODULES CONTAINING INTERNAL BYPASS CIRCUITRY AND A METHOD FOR CONTROLLING STATE CHANGES THEREOF
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Patent #:
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Issue Dt:
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05/21/2002
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Application #:
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09538052
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Filing Dt:
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03/29/2000
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Title:
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BATTERY TERMINAL JUMPER CLIP
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Patent #:
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Issue Dt:
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09/25/2001
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Application #:
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09543814
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Filing Dt:
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04/06/2000
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Title:
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Power supply apparatus with selective rectifier harmonic input current suppression and methods of operation thereof
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Patent #:
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Issue Dt:
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09/25/2001
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Application #:
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09545201
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Filing Dt:
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04/06/2000
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Title:
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AC power supply apparatus with economy mode and methods of operation therof
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Patent #:
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Issue Dt:
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03/12/2002
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Application #:
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09612804
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Filing Dt:
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07/10/2000
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Title:
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Dynamic feedback adaptive control system and method for paralleling electric power sources and an uninterruptible power supply including same
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Patent #:
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Issue Dt:
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07/24/2001
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Application #:
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09653383
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Filing Dt:
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09/01/2000
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Title:
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Inverter having center switch and uninterruptible power supply implementing same
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Patent #:
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Issue Dt:
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12/11/2001
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Application #:
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09713431
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Filing Dt:
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11/15/2000
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Title:
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Multi-input power transfer and uninterruptible power supply apparatus and methods of operation thereof
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Patent #:
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Issue Dt:
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11/06/2001
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Application #:
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09756505
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Filing Dt:
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01/08/2001
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Publication #:
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Pub Dt:
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05/24/2001
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Title:
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Multi-mode power converters incorporating balancer circuits and methods of operation thereof
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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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09798409
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Filing Dt:
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03/02/2001
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Publication #:
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Pub Dt:
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09/05/2002
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Title:
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UNINTERRUPTIBLE POWER SUPPLY SYSTEMS AND METHODS USING RECTIFIED AC WITH CURRENT CONTROL
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Patent #:
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Issue Dt:
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11/19/2002
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Application #:
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09887687
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Filing Dt:
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12/10/2001
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Publication #:
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Pub Dt:
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08/29/2002
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Title:
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POWER CONVERTERS WITH AC AND DC OPERATING MODES AND METHODS OF OPERATION THEREOF
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Patent #:
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Issue Dt:
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04/15/2003
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Application #:
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09908990
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Filing Dt:
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07/19/2001
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Publication #:
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Pub Dt:
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01/23/2003
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Title:
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AC POWER SUPPLY APPARATUS AND METHODS PROVIDING OUTPUT CONTROL BASED ON ESTIMATED INSTANTANEOUS REACTIVE POWER
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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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10106943
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Filing Dt:
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03/25/2002
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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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POWER CONVERSION APPARATUS AND METHODS USING BALANCER CIRCUITS
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Patent #:
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Issue Dt:
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06/14/2005
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Application #:
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10286027
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Filing Dt:
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11/01/2002
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Publication #:
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Pub Dt:
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05/06/2004
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Title:
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POWER SUPPLY APPARATUS AND METHODS WITH POWER-FACTOR CORRECTING BYPASS MODE
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