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Kyoichi OHTSUKA

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Solenoid operated device
    • Patent number 9,368,294
    • Issue date Jun 14, 2016
    • Mitsubishi Electric Corporation
    • Kyoichi Ohtsuka
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electromagnetic device and switching device using same
    • Patent number 9,293,243
    • Issue date Mar 22, 2016
    • Mitsubishi Electric Corporation
    • Taehyun Kim
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Gas insulated switchgear
    • Patent number 9,215,825
    • Issue date Dec 15, 2015
    • Mitsubishi Electric Corporation
    • Koji Sano
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Dead tank vacuum circuit breaker
    • Patent number 9,136,674
    • Issue date Sep 15, 2015
    • Mitsubishi Electric Corporation
    • Kyoichi Ohtsuka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Gas insulated breaking device
    • Patent number 8,314,355
    • Issue date Nov 20, 2012
    • Mitsubishi Electric Corporation
    • Eiichi Nagao
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Operating device that performs opening and closing operations of a...
    • Patent number 8,207,804
    • Issue date Jun 26, 2012
    • Mitsubishi Electric Corporation
    • Kyoichi Ohtsuka
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Switchgear operating apparatuses
    • Patent number 6,610,949
    • Issue date Aug 26, 2003
    • Mitsubishi Denki Kabushiki Kaisha
    • Tomohito Mori
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Switch control device
    • Patent number 6,232,569
    • Issue date May 15, 2001
    • Mitsubishi Denki Kabushiki Kaisha
    • Nobuya Nakajima
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    ELECTROMAGNETIC DEVICE AND SWITCHING DEVICE USING SAME
    • Publication number 20150022297
    • Publication date Jan 22, 2015
    • Mitsubishi Electric Corporation
    • Taehyun Kim
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SOLENOID OPERATED DEVICE
    • Publication number 20130214886
    • Publication date Aug 22, 2013
    • MITSUBISHI ELECTRIC CORPORATION
    • Kyoichi Ohtsuka
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    GAS INSULATED SWITCHGEAR
    • Publication number 20130155640
    • Publication date Jun 20, 2013
    • Mitsubishi Electric Corporation
    • Koji Sano
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    DEAD TANK VACUUM CIRCUIT BREAKER
    • Publication number 20120160810
    • Publication date Jun 28, 2012
    • MITSUBISHI ELECTRIC CORPORATION
    • Kyoichi Ohtsuka
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    GAS INSULATED BREAKING DEVICE
    • Publication number 20120012558
    • Publication date Jan 19, 2012
    • Mitsubishi Denki Kabushiki Kaisha
    • Eiichi Nagao
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    OPERATING DEVICE
    • Publication number 20100164659
    • Publication date Jul 1, 2010
    • MITSUBISHI ELECTRIC CORPORATION
    • Kyoichi OHTSUKA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Gas insulated breaking device
    • Publication number 20060260678
    • Publication date Nov 23, 2006
    • Mitsubishi Denki Kabushiki Kaisha
    • Eiichi Nagao
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Switchgear operating apparatuses
    • Publication number 20030034242
    • Publication date Feb 20, 2003
    • Mitsubishi Denki Kabushiki Kaisha
    • Tomohito Mori
    • H01 - BASIC ELECTRIC ELEMENTS