with special starting equipment

Patents Grantslast 30 patents

  • Information Patent Grant

    Device and process for detecting and mitigating reverse power-flow

    • Patent number 11,329,551
    • Issue date May 10, 2022
    • Dean Hatsuo Motoyama
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Device and process for detecting and mitigating reverse power-flow

    • Patent number 10,686,369
    • Issue date Jun 16, 2020
    • Dean Hatsuo Motoyama
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Start-up of HVDC converters

    • Patent number 10,523,132
    • Issue date Dec 31, 2019
    • General Electric Technology GmbH
    • Robert Whitehouse
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Valley to valley switching in quasi-resonant mode for driver

    • Patent number 10,243,472
    • Issue date Mar 26, 2019
    • Infineon Technologies Austria AG
    • Marcus Schaemann
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Switching converter

    • Patent number 9,660,518
    • Issue date May 23, 2017
    • Semiconductor Energy Laboratory Co., Ltd.
    • Masumi Nomura
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Valley to valley switching in quasi-resonant mode for driver

    • Patent number 9,660,542
    • Issue date May 23, 2017
    • Infineon Technologies Austria AG
    • Marcus Schaemann
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Current limit protection circuits for use with depletion MOSFET

    • Patent number 9,246,379
    • Issue date Jan 26, 2016
    • Marvell International Ltd.
    • Siew Yong Chui
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Configuration for starting an inverter

    • Patent number 4,941,077
    • Issue date Jul 10, 1990
    • Asea Brown Boveri Aktiengesellschaft
    • Jan Fabianowski
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power inverter

    • Patent number 4,638,418
    • Issue date Jan 20, 1987
    • Tocco, Inc.
    • Jonathan W. Alexander
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Static power frequency converter

    • Patent number 4,626,978
    • Issue date Dec 2, 1986
    • Saphymo-Stel
    • Jean-Marie Thouvenin
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Method and apparatus for starting a parallel-tuned current fed inve...

    • Patent number 4,430,697
    • Issue date Feb 7, 1984
    • Westinghouse Electric Corp.
    • Harold A. Steinbruegge
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Auxiliary commutation circuit for an inverter

    • Patent number 4,204,268
    • Issue date May 20, 1980
    • United Technologies Corporation
    • Joseph R. Vivirito
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Inverter starting system

    • Patent number 4,195,233
    • Issue date Mar 25, 1980
    • Siemens Aktiengesellschaft
    • Janos Udvardi-Lakos
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Emergency standby system for automatic transfer from utility power...

    • Patent number 4,167,680
    • Issue date Sep 11, 1979
    • Chloride Electro Networks
    • Ronald D. Gross
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Push-pull inverter including starter circuit

    • Patent number 4,161,773
    • Issue date Jul 17, 1979
    • Northern Telecom Limited
    • Bronislaw T. Szpakowski
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Pre-charge circuit for aux-comm inverter

    • Patent number 4,146,920
    • Issue date Mar 27, 1979
    • Borg-Warner Corporation
    • Frank E. Wills
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Inverter control apparatus

    • Patent number 4,122,516
    • Issue date Oct 24, 1978
    • Hitachi, Ltd.
    • Norikazu Tokunaga
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Circuit for shutting down an inverter

    • Patent number 4,107,771
    • Issue date Aug 15, 1978
    • General Electric Company
    • Thomas E. Anderson
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Circuit arrangement for starting up a converter having forced commu...

    • Patent number 4,079,443
    • Issue date Mar 14, 1978
    • Siemens Aktiengesellschaft
    • Janos Udvardi-Lakos
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Method and circuit arrangement for starting up a converter having f...

    • Patent number 4,058,738
    • Issue date Nov 15, 1977
    • Siemens Aktiengesellschaft
    • Janos Udvardi-Lakos
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Audio frequency power line control system

    • Patent number 4,021,797
    • Issue date May 3, 1977
    • Siemens Aktiengesellschaft
    • Helmut Hofmeister
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Inverter control system

    • Patent number 4,020,360
    • Issue date Apr 26, 1977
    • Siemens Aktiengesellschaft
    • Janos Udvardi-Lakos
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Method and apparatus for reducing inverter no-load losses

    • Patent number 4,012,683
    • Issue date Mar 15, 1977
    • General Electric Company
    • Armand P. Ferro
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    3840799

    • Patent number 3,840,799
    • Issue date Oct 8, 1974
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    3818272

    • Patent number 3,818,272
    • Issue date Jun 18, 1974
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    3781637

    • Patent number 3,781,637
    • Issue date Dec 25, 1973
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    3757197

    • Patent number 3,757,197
    • Issue date Sep 4, 1973
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    3725770

    • Patent number 3,725,770
    • Issue date Apr 3, 1973
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    3684936

    • Patent number 3,684,936
    • Issue date Aug 15, 1972
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    3599078

    • Patent number 3,599,078
    • Issue date Aug 10, 1971
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents