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Masafumi Otsuka

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  • Kawasaki-shi, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    SWITCHING POWER SUPPLY APPARATUS
    • Publication number 20190097535
    • Publication date Mar 28, 2019
    • Kabushiki Kaisha Toshiba
    • Masafumi Otsuka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    VOLTAGE REGULATOR AND POWER RECEIVING APPARATUS
    • Publication number 20150263533
    • Publication date Sep 17, 2015
    • Kabushiki Kaisha Toshiba
    • Masafumi Otsuka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    POWER RECEIVING UNIT
    • Publication number 20150069848
    • Publication date Mar 12, 2015
    • Kabushiki Kaisha Toshiba
    • Kosuke Tashiro
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    RECTIFYING APPARATUS
    • Publication number 20150003128
    • Publication date Jan 1, 2015
    • Kabushiki Kaisha Toshiba
    • Masafumi Otsuka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    CURRENT-DIRECTION DETECTING CIRCUIT AND DC-DC CONVERTER
    • Publication number 20120235656
    • Publication date Sep 20, 2012
    • Kabushiki Kaisha Toshiba
    • Masafumi OTSUKA
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    DC/DC CONVERTER
    • Publication number 20110221415
    • Publication date Sep 15, 2011
    • Kabushiki Kaisha Toshiba
    • Masafumi Otsuka
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    DC/DC CONVERTER
    • Publication number 20100052627
    • Publication date Mar 4, 2010
    • Kabushiki Kaisha Toshiba
    • Masafumi Otsuka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER