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Yoshihiro Ookawa

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vacuum circuit interrupter
    • Patent number 6,559,404
    • Issue date May 6, 2003
    • Mitsubishi Denki Kabushiki Kaisha
    • Yoshihiro Ookawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Terminal connection device
    • Patent number 6,086,398
    • Issue date Jul 11, 2000
    • Mitsubishi Denki Kabushiki Kaisha
    • Yoshihiro Ookawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Switchgear
    • Patent number 6,025,983
    • Issue date Feb 15, 2000
    • Mitsubishi Denki Kabushiki Kaisha
    • Yoshinori Uchida
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

  • Information Patent Application

    Gas-insulated switching apparatus
    • Publication number 20020060204
    • Publication date May 23, 2002
    • Mitsubishi Denki Kabushiki Kaisha
    • Nobumoto Tohya
    • H01 - BASIC ELECTRIC ELEMENTS