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Yuichiro Nozawa

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Patents Grantslast 30 patents

  • Information Patent Grant

    Key switch
    • Patent number 6,541,724
    • Issue date Apr 1, 2003
    • Oki Electric Industry Co., Ltd.
    • Yuichiro Nozawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Keyboard unit and key switch
    • Patent number 5,914,468
    • Issue date Jun 22, 1999
    • Oki Electric Industry Co. Ltd.
    • Takashi Nishimura
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    Key switch
    • Publication number 20020179423
    • Publication date Dec 5, 2002
    • Yuichiro Nozawa
    • H01 - BASIC ELECTRIC ELEMENTS