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Total properties:
18
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Patent #:
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Issue Dt:
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08/31/1993
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Application #:
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07498343
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Filing Dt:
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03/23/1990
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Title:
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ARC DIVERTER
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Patent #:
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Issue Dt:
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04/29/1997
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Application #:
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08203803
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Filing Dt:
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03/01/1994
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Title:
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MEDIUM VOLTAGE PWM DRIVE AND METHOD
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Patent #:
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Issue Dt:
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06/10/1997
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Application #:
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08351822
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Filing Dt:
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12/08/1994
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Title:
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LOW AND MEDIUM VOLTAGE PWM AC/DC POWER CONVERSION METHOD AND APPARATUS
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Patent #:
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Issue Dt:
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04/08/1997
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Application #:
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08597169
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Filing Dt:
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02/06/1996
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Title:
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AUTOTRANSFORMER
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Patent #:
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Issue Dt:
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05/18/1999
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Application #:
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08967466
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Filing Dt:
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11/11/1997
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Title:
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APPARATUS AND METHOD TO REDUCE COMMON MODE VOLTAGE FROM CURRENT SOURCE DRIVES
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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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09082888
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Filing Dt:
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05/21/1998
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Title:
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MULTIPHASE POWER SUPPLY WITH PLURAL SERIES CONNECTED CELLS AND FAILED CELL BYPASS
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Patent #:
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Issue Dt:
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01/11/2000
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Application #:
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09130076
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Filing Dt:
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08/07/1998
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Title:
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MULTIPHASE POWER CONVERTER
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Patent #:
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Issue Dt:
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07/11/2000
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Application #:
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09137016
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Filing Dt:
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08/20/1998
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Title:
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VARIABLE OUTPUT THREE-PHASE TRANSFORMER
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Patent #:
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Issue Dt:
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07/17/2001
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Application #:
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09386677
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Filing Dt:
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08/31/1999
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Title:
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APPARATUS AND METHOD TO GENERATE BRAKING TORQUE IN AN AC DRIVE
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Patent #:
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Issue Dt:
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04/24/2001
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Application #:
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09413563
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Filing Dt:
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10/06/1999
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Title:
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MULTIPHASE POWER SUPPLY WITH SERIES CONNECTED POWER CELLS WITH FAILED CELL BYPASS
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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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09515442
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Filing Dt:
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02/29/2000
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Title:
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Control method and apparatus for insufficient input voltage in an ac drive
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Patent #:
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Issue Dt:
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05/22/2001
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Application #:
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09543965
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Filing Dt:
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04/07/2000
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Title:
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Modular multi-level adjustable supply with series connected active inputs
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Patent #:
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Issue Dt:
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12/26/2000
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Application #:
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09543971
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Filing Dt:
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04/07/2000
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Title:
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Four-quadrant AC-AC drive and method
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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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09637368
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Filing Dt:
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08/15/2000
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Title:
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Modular multi-level adjustable supply with parallel connected active inputs
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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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09827652
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Filing Dt:
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04/06/2001
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Publication #:
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Pub Dt:
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11/08/2001
| | | | |
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Title:
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DRIVE AND POWER SUPPLY WITH PHASE SHIFTED CARRIERS
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Patent #:
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Issue Dt:
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07/09/2002
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Application #:
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09844795
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Filing Dt:
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04/27/2001
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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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APPARATUS AND METHOD TO GENERATE BRAKING TORQUE IN AN AC DRIVE
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Patent #:
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Issue Dt:
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10/29/2002
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Application #:
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09895336
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Filing Dt:
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07/02/2001
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Publication #:
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Pub Dt:
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01/10/2002
| | | | |
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Title:
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HYBRID TAP-CHANGING TRANSFORMER WITH FULL RANGE OF CONTROL AND HIGH RESOLUTION
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Patent #:
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Issue Dt:
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07/13/2004
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Application #:
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10300403
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Filing Dt:
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11/20/2002
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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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CONTROL METHOD AND APPARATUS TO REDUCE CURRENT THROUGH DC CAPACITOR LINKING TWO STATIC CONVERTERS
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