TREA

Takeshi Ohkuma

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Bobbin for superconducting coils
    • Patent number 5,683,059
    • Issue date Nov 4, 1997
    • Toyo Boseki Kabushiki Kaisha
    • Tsukushi Hara
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Superconducting fault current limiter
    • Patent number 5,617,280
    • Issue date Apr 1, 1997
    • The Tokyo Electric Power Company, Incorporated
    • Tsukushi Hara
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Superconducting current limiting device
    • Patent number 5,414,586
    • Issue date May 9, 1995
    • Kabushiki Kaisha Toshiba
    • Tsukushi Hara
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER