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Motoo Yamaguchi

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  • Hitachi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Metal vapor laser apparatus
    • Patent number 5,117,434
    • Issue date May 26, 1992
    • Hitachi, Ltd.
    • Tuneyoshi Oohashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Metallic vapor laser apparatus
    • Patent number 4,991,180
    • Issue date Feb 5, 1991
    • Hitachi, Ltd.
    • Motoo Yamaguchi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Liquid fuel cell
    • Patent number 4,629,664
    • Issue date Dec 16, 1986
    • Hitachi, Ltd.
    • Tsutomu Tsukui
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Fuel cell
    • Patent number 4,588,660
    • Issue date May 13, 1986
    • Hitachi, Ltd.
    • Toshio Shimizu
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    SF.sub.6 Gas arc extinguishing electric apparatus and process for p...
    • Patent number 4,562,322
    • Issue date Dec 31, 1985
    • Hitachi, Ltd.
    • Motoo Yamaguchi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Liquid fuel cell
    • Patent number 4,562,123
    • Issue date Dec 31, 1985
    • Hitachi, Ltd.
    • Toshio Shimizu
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Stator structure for induction motor
    • Patent number 4,217,514
    • Issue date Aug 12, 1980
    • Hitachi, Ltd.
    • Yuzuru Simazaki
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents