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Ikuo Watanabe

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Patents Grantslast 30 patents

  • Information Patent Grant

    Temperature control device for thermal medium fluid
    • Patent number 6,349,552
    • Issue date Feb 26, 2002
    • Usui Kokusai Sangyo Kaisha Ltd.
    • Kazuyoshi Shimoda
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Slender tube connector
    • Patent number 4,875,711
    • Issue date Oct 24, 1989
    • Usui Kokusai Sangyo Kaisha Ltd.
    • Ikuo Watanabe
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents