for conversion of frequency

Patents Grantslast 30 patents

  • Information Patent Grant

    Electrical power distribution network and process

    • Patent number 11,637,429
    • Issue date Apr 25, 2023
    • Third Equation Ltd
    • Matthew Williams
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Series AC voltage regulator

    • Patent number 11,283,362
    • Issue date Mar 22, 2022
    • Edge Electrons Limited
    • Neal George Stewart
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Circuit and method for controlling a high-frequency resonant power...

    • Patent number 11,183,940
    • Issue date Nov 23, 2021
    • B. G. NEGEV TECHNOLOGIES AND APPLICATIONS LTD., AT BEN-GURION UNIVERSITY
    • Alon Kuperman
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Method and apparatus for transmission of electrical energy

    • Patent number 11,043,904
    • Issue date Jun 22, 2021
    • FOLQUER HOLDINGS LIMITED
    • Vladimir Zakharovich Trubnikov
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electromagnetic power converter

    • Patent number 10,784,041
    • Issue date Sep 22, 2020
    • Nutech Ventures
    • Wei Qiao
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Electrical power distribution network and process

    • Patent number 10,742,035
    • Issue date Aug 11, 2020
    • Third Equation Ltd
    • Matthew Williams
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Three-phase AC/AC converter with quasi-sine wave HF series resonant...

    • Patent number 10,581,336
    • Issue date Mar 3, 2020
    • Enphase Energy, Inc.
    • Martin Fornage
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Converter topologies and control

    • Patent number 10,530,276
    • Issue date Jan 7, 2020
    • Enphase Energy, Inc.
    • Fernando Rodriguez
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electromagnetic power converter

    • Patent number 10,290,417
    • Issue date May 14, 2019
    • Nutech Ventures
    • Wei Qiao
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    LLC resonant frequency auto detection

    • Patent number 10,177,673
    • Issue date Jan 8, 2019
    • Texas Instruments Incorporated
    • Shanguang Xu
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power conversion device that converts AC to AC

    • Patent number 9,973,101
    • Issue date May 15, 2018
    • National University Corporation Hokkaido University
    • Satoshi Ogasawara
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Modular high voltage supply system

    • Patent number 9,966,869
    • Issue date May 8, 2018
    • ABB Schweiz AG
    • Matthias Steiger
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Converter topologies and control

    • Patent number 9,960,712
    • Issue date May 1, 2018
    • SunPower Corporation
    • Fernando Rodriguez
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Converter topologies for common mode voltage reduction

    • Patent number 9,825,556
    • Issue date Nov 21, 2017
    • SunPower Corporation
    • Fernando Rodriguez
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Frequency converter

    • Patent number 9,755,552
    • Issue date Sep 5, 2017
    • Hitachi Metals, Ltd.
    • Masahiro Mita
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Transferring electrical power for subsea applications

    • Patent number 9,553,522
    • Issue date Jan 24, 2017
    • Siemens Aktiengesellschaft
    • Ove Boe
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Arrangement for power supply for a reactor for production of polysi...

    • Patent number 8,767,427
    • Issue date Jul 1, 2014
    • AEG Power Solutions B.V.
    • Peter Wallmeier
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Cooling arrangement in frequency converter

    • Patent number 7,023,712
    • Issue date Apr 4, 2006
    • Vacon Oyj
    • Osmo Miettinen
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Five-legged core type frequency triplo-multiplier

    • Patent number 4,901,213
    • Issue date Feb 13, 1990
    • Kanazawa University
    • Kazuo Bessho
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Unrestricted frequency changer with current source output

    • Patent number 4,750,098
    • Issue date Jun 7, 1988
    • Westinghouse Electric Corp.
    • Theodore M. Heinrich
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Subharmonic frequency generator

    • Patent number 4,053,822
    • Issue date Oct 11, 1977
    • Bell Telephone Laboratories, Incorporated
    • Herman Irving Tillinger
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    3809980

    • Patent number 3,809,980
    • Issue date May 7, 1974
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    3564390

    • Patent number 3,564,390
    • Issue date Feb 16, 1971
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    3522509

    • Patent number 3,522,509
    • Issue date Aug 4, 1970
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    3517300

    • Patent number 3,517,300
    • Issue date Jun 23, 1970
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    3214690

    • Patent number 3,214,690
    • Issue date Oct 26, 1965
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents