TREA

Katsunori Shirasu

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  • Yokohama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for operating pumps
    • Patent number 4,756,663
    • Issue date Jul 12, 1988
    • Tokyo Shibaura Denki Kabushiki Kaisha
    • Sachio Tsunoda
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Method for operating pumps
    • Patent number 4,406,578
    • Issue date Sep 27, 1983
    • Tokyo Shibaura Denki Kabushiki Kaisha
    • Sachio Tsunoda
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Method for operating pumps
    • Patent number 4,363,597
    • Issue date Dec 14, 1982
    • Tokyo Shibaura Denki Kabushiki Kaisha
    • Sachio Tsunoda
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...