TREA

Hirohide Aoki

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Gas-insulated switchgear
    • Patent number 6,831,828
    • Issue date Dec 14, 2004
    • TMT&D Corporation
    • Hirohide Aoki
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Transformer for gas insulated electric apparatus
    • Patent number 6,717,499
    • Issue date Apr 6, 2004
    • Mitsubishi Denki Kabushiki Kaisha
    • Yasuhiro Maeda
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Three-phase current transformer
    • Patent number 6,680,665
    • Issue date Jan 20, 2004
    • Mitsubishi Denki Kabushiki Kaisha
    • Hirohide Aoki
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Failure determining apparatus of gas-insulated electrical appliance
    • Patent number 6,661,234
    • Issue date Dec 9, 2003
    • Mitsubishi Denki Kabushiki Kaisha
    • Kuniaki Nakashima
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Gas insulated switching device
    • Patent number 6,424,059
    • Issue date Jul 23, 2002
    • Mitsubishi Denki Kabushiki Kaisha
    • Hirohide Aoki
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents