TREA

Hironori Kuwabara

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  • Yamanashi-ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Compound sound generator
    • Patent number 7,162,050
    • Issue date Jan 9, 2007
    • Citizen Electronics Co., Ltd.
    • Masahito Furuya
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Electroacoustic transducer
    • Patent number 7,158,650
    • Issue date Jan 2, 2007
    • Citizen Electronics Co., Ltd.
    • Masahito Furuya
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Compound sound generator
    • Patent number 7,142,686
    • Issue date Nov 28, 2006
    • Citizen Electronics Co., Ltd.
    • Masahito Furuya
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    Electroacoustic transducer
    • Publication number 20040161125
    • Publication date Aug 19, 2004
    • Masahito Furuya
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Compound sound generator
    • Publication number 20040071303
    • Publication date Apr 15, 2004
    • CITIZEN ELECTRONICS CO., LTD.
    • Masahito Furuya
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Compound sound generator
    • Publication number 20040071309
    • Publication date Apr 15, 2004
    • CITIZEN ELECTRONICS CO., LTD.
    • Masahito Furuya
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE