TREA

Masaru Atsuumi

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  • Saitama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Engine generator
    • Patent number D310348
    • Issue date Sep 4, 1990
    • Fuji Jukogyo Kabushiki Kaisha
    • Masaaki Higuchi
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Engine generator
    • Patent number D309597
    • Issue date Jul 31, 1990
    • Fuji Jukogyo Kabushiki Kaisha
    • Masaaki Higuchi
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Apparatus for changing the frequency of a dynamo engine
    • Patent number 4,660,521
    • Issue date Apr 28, 1987
    • Fuji Jukogyo Kabushiki Kaisha
    • Masaaki Higuchi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS