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Hiroyuki Tsuruoka

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Patents Grantslast 30 patents

  • Information Patent Grant

    Liquid level sensor switch
    • Patent number 7,414,209
    • Issue date Aug 19, 2008
    • Toyo Denso Kabushiki Kaisha
    • Hiroyuki Tsuruoka
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Liquid level sensor switch
    • Patent number 7,077,003
    • Issue date Jul 18, 2006
    • Toyo Denso Kabushiki Kaisha
    • Hiroyuki Tsuruoka
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents

  • Information Patent Application

    Liquid level sensor switch
    • Publication number 20060283694
    • Publication date Dec 21, 2006
    • Hiroyuki Tsuruoka
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Liquid level sensor switch
    • Publication number 20050193813
    • Publication date Sep 8, 2005
    • Toyo Denso Kabushiki Kaisha
    • Hiroyuki Tsuruoka
    • G01 - MEASURING TESTING