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Hiroshi Mochikawa

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Patents Grantslast 30 patents

  • Information Patent Grant

    Power conversion apparatus
    • Patent number 11,509,242
    • Issue date Nov 22, 2022
    • Toshiba Infrastructure Systems & Solutions Corporation
    • Koji Maki
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Ozone generation device and power supply for ozone generation device
    • Patent number 11,305,992
    • Issue date Apr 19, 2022
    • Kabushiki Kaisha Toshiba
    • Takaaki Murata
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Power conversion apparatus
    • Patent number 10,938,319
    • Issue date Mar 2, 2021
    • Toshiba Infrastructure Systems & Solutions Corporation
    • Koji Maki
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power supply system
    • Patent number 10,381,842
    • Issue date Aug 13, 2019
    • Kabushiki Kaisha Toshiba
    • Koji Maki
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Power conversion device
    • Patent number 10,224,832
    • Issue date Mar 5, 2019
    • Kabushiki Kaisha Toshiba
    • Yuichi Goto
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Control device for power converter, control program and power conve...
    • Patent number 10,097,006
    • Issue date Oct 9, 2018
    • Kabushiki Kaisha Toshiba
    • Koji Maki
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Semiconductor device including normally-off type transistors and no...
    • Patent number 10,003,331
    • Issue date Jun 19, 2018
    • Kabushiki Kaisha Toshiba
    • Kentaro Ikeda
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Semiconductor switch and power conversion apparatus
    • Patent number 9,893,509
    • Issue date Feb 13, 2018
    • Kabushiki Kaisha Toshiba
    • Hiroshi Mochikawa
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Variable-flux motor drive system
    • Patent number 9,680,406
    • Issue date Jun 13, 2017
    • Kabushiki Kaisha Toshiba
    • Kazuaki Yuuki
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Voltage adjusting apparatus
    • Patent number 9,571,002
    • Issue date Feb 14, 2017
    • Kabushiki Kaisha Toshiba
    • Takuro Arai
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Multilevel reactive power compensator
    • Patent number 9,379,548
    • Issue date Jun 28, 2016
    • Kabushiki Kaisha Toshiba
    • Yushi Koyama
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Semiconductor switch and power conversion apparatus
    • Patent number 9,257,248
    • Issue date Feb 9, 2016
    • Kabushiki Kaisha Toshiba
    • Hiroshi Mochikawa
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Semiconductor device
    • Patent number 9,236,373
    • Issue date Jan 12, 2016
    • Kabushiki Kaisha Toshiba
    • Kentaro Ikeda
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Semiconductor switch having reverse voltage application circuit and...
    • Patent number 8,896,365
    • Issue date Nov 25, 2014
    • Kabushiki Kaisha Toshiba
    • Kazuyasu Takimoto
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Variable-flux motor drive system
    • Patent number 8,884,576
    • Issue date Nov 11, 2014
    • Kabushiki Kaisha Toshiba
    • Kazuaki Yuuki
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Variable magnetic flux motor drive system
    • Patent number 8,860,356
    • Issue date Oct 14, 2014
    • Kabushiki Kaisha Toshiba
    • Kazuaki Yuuki
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Semiconductor switching system
    • Patent number 8,791,744
    • Issue date Jul 29, 2014
    • Kabushiki Kaisha Toshiba
    • Kazuyasu Takimoto
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Power conversion device
    • Patent number 8,649,198
    • Issue date Feb 11, 2014
    • Kabushiki Kaisha Toshiba
    • Atsuhiko Kuzumaki
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Inverter apparatus
    • Patent number 8,582,335
    • Issue date Nov 12, 2013
    • Kabushiki Kaisha Toshiba
    • Ryuta Hasegawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Variable-flux motor drive system
    • Patent number 8,552,678
    • Issue date Oct 8, 2013
    • Kabushiki Kaisha Toshiba
    • Kazuaki Yuuki
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    System interconnection inverter with bypass path
    • Patent number 8,514,596
    • Issue date Aug 20, 2013
    • Kabushiki Kaisha Toshiba
    • Yushi Koyama
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Grid-tie inverter for interconnecting AC voltage to electric power...
    • Patent number 8,472,215
    • Issue date Jun 25, 2013
    • Kabushiki Kaisha Toshiba
    • Yushi Koyama
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Variable-flux motor drive system
    • Patent number 8,179,068
    • Issue date May 15, 2012
    • Kabushiki Kaisha Toshiba
    • Kazuaki Yuuki
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Semiconductor switch and power conversion system provided with semi...
    • Patent number 8,089,780
    • Issue date Jan 3, 2012
    • Kabushiki Kaisha Toshiba
    • Hiroshi Mochikawa
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electric power conversion system
    • Patent number 7,872,888
    • Issue date Jan 18, 2011
    • Kabushiki Kaisha Toshiba
    • Atsuhiko Kuzumaki
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power converter
    • Patent number 7,813,152
    • Issue date Oct 12, 2010
    • Toshiba Carrier Corporation
    • Koji Noda
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power converter
    • Patent number 7,724,556
    • Issue date May 25, 2010
    • Kabushiki Kaisha Toshiba
    • Hiroshi Mochikawa
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Rectifier and transformer thereof
    • Patent number 6,396,723
    • Issue date May 28, 2002
    • Kabushiki Kaisha Toshiba
    • Hiroshi Mochikawa
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power conversion device
    • Patent number 6,058,037
    • Issue date May 2, 2000
    • Hisanori Shibata
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Three-phase bridge rectifier
    • Patent number 5,808,882
    • Issue date Sep 15, 1998
    • Kabushiki Kaisha Toshiba
    • Hiroshi Mochikawa
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

  • Information Patent Application

    POWER CONVERSION APPARATUS
    • Publication number 20230308030
    • Publication date Sep 28, 2023
    • Toshiba Infrastructure Systems & Solutions Corporation
    • Koji MAKI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    GATE DRIVE CIRCUIT AND POWER CONVERTER
    • Publication number 20230013041
    • Publication date Jan 19, 2023
    • Toshiba Infrastructure Systems & Solutions Corporation
    • Kazuyasu TAKIMOTO
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    POWER CONVERSION APPARATUS
    • Publication number 20210408943
    • Publication date Dec 30, 2021
    • Toshiba Infrastructure Systems & Solutions Corporation
    • Koji MAKI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    OZONE GENERATION DEVICE AND POWER SUPPLY FOR OZONE GENERATION DEVICE
    • Publication number 20210147233
    • Publication date May 20, 2021
    • KABUSHIKI KAISHA TOSHIBA
    • Takaaki MURATA
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Application

    POWER CONVERSION APPARATUS
    • Publication number 20200350832
    • Publication date Nov 5, 2020
    • Toshiba Infrastructure Systems & Solutions Corporation
    • Koji MAKI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    CONTROL DEVICE FOR POWER CONVERTER, CONTROL PROGRAM AND POWER CONVE...
    • Publication number 20180226803
    • Publication date Aug 9, 2018
    • KABUSHIKI KAISHA TOSHIBA
    • Koji MAKI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    POWER CONVERSION DEVICE
    • Publication number 20180083551
    • Publication date Mar 22, 2018
    • Kabushiki Kaisha Toshiba
    • Yuichi GOTO
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    POWER SUPPLY SYSTEM
    • Publication number 20180041042
    • Publication date Feb 8, 2018
    • Kabushiki Kaisha Toshiba
    • Koji MAKI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    SEMICONDUCTOR DEVICE
    • Publication number 20170104484
    • Publication date Apr 13, 2017
    • KABUSHIKI KAISHA TOSHIBA
    • Kentaro IKEDA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR SWITCH AND POWER CONVERSION APPARATUS
    • Publication number 20160134098
    • Publication date May 12, 2016
    • Kabushiki Kaisha Toshiba
    • Hiroshi MOCHIKAWA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    VOLTAGE ADJUSTING APPARATUS
    • Publication number 20150333655
    • Publication date Nov 19, 2015
    • KABUSHIKI KAISHA TOSHIBA
    • Takuro ARAI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    SEMICONDUCTOR DEVICE
    • Publication number 20150270255
    • Publication date Sep 24, 2015
    • KABUSHIKI KAISHA TOSHIBA
    • Kentaro IKEDA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    VARIABLE-FLUX MOTOR DRIVE SYSTEM
    • Publication number 20140184133
    • Publication date Jul 3, 2014
    • KABUSHIKI KAISHA TOSHIBA
    • Kazuaki Yuuki
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    REACTIVE POWER COMPENSATOR
    • Publication number 20140133198
    • Publication date May 15, 2014
    • Yushi Koyama
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    VARIABLE-FLUX MOTOR DRIVE SYSTEM
    • Publication number 20130334991
    • Publication date Dec 19, 2013
    • KABUSHIKI KAISHA TOSHIBA
    • Kazuaki Yuuki
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    SEMICONDUCTOR SWITCH AND POWER CONVERSION APPARATUS
    • Publication number 20130134958
    • Publication date May 30, 2013
    • Hiroshi MOCHIKAWA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    GRID-TIE INVERTER
    • Publication number 20120275201
    • Publication date Nov 1, 2012
    • Kabushiki Kaisha Toshiba
    • Yushi Koyama
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    INVERTER APPARATUS
    • Publication number 20120217795
    • Publication date Aug 30, 2012
    • Kabushiki Kaisha Toshiba
    • Ryuta HASEGAWA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    SEMICONDUCTOR SWITCH
    • Publication number 20120206899
    • Publication date Aug 16, 2012
    • Kabushiki Kaisha Toshiba
    • Kazuyasu TAKIMOTO
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    SEMICONDUCTOR DEVICE
    • Publication number 20120206190
    • Publication date Aug 16, 2012
    • KUBUSHIKI KAISHA TOSHIBA
    • Kazuyasu TAKIMOTO
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    VARIABLE-FLUX MOTOR DRIVE SYSTEM
    • Publication number 20120181970
    • Publication date Jul 19, 2012
    • KABUSHIKI KAISHA TOSHIBA
    • Kazuaki Yuuki
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    POWER CONVERSION DEVICE
    • Publication number 20120087167
    • Publication date Apr 12, 2012
    • Central Research Institute of Electric Power Ind.
    • Atsuhiko KUZUMAKI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    SEMICONDUCTOR SWITCHING SYSTEM
    • Publication number 20110309874
    • Publication date Dec 22, 2011
    • Kazuyasu Takimoto
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    SYSTEM INTERCONNECTION INVERTER
    • Publication number 20110216568
    • Publication date Sep 8, 2011
    • Kabushiki Kaisha Toshiba
    • Yushi Koyama
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    SEMICONDUCTOR SWITCH AND POWER CONVERSION SYSTEM PROVIDED WITH SEMI...
    • Publication number 20100321966
    • Publication date Dec 23, 2010
    • KABUSHIKI KAISHA TOSHIBA
    • Hiroshi Mochikawa
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    VARIABLE MAGNETIC FLUX DRIVE SYSTEM
    • Publication number 20100201294
    • Publication date Aug 12, 2010
    • Kabushiki Kaisha Toshiba
    • Kazuaki Yuuki
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    POWER CONVERTER
    • Publication number 20090279335
    • Publication date Nov 12, 2009
    • Koji Noda
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    VARIABLE-FLUX MOTOR DRIVE SYSTEM
    • Publication number 20090261774
    • Publication date Oct 22, 2009
    • Kabushiki Kaisha Toshiba
    • Kazuaki Yuuki
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    ELECTRIC POWER CONVERSION SYSTEM
    • Publication number 20090135636
    • Publication date May 28, 2009
    • KABUSHIKI KAISHA TOSHIBA
    • Atsuhiko Kuzumaki
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Power Converter
    • Publication number 20080253158
    • Publication date Oct 16, 2008
    • Kabushiki Kaisha Toshiba
    • Hiroshi Mochikawa
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...