TREA

Kengo Takahashi

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  • Shizuoka-ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Sound control system
    • Patent number 7,840,016
    • Issue date Nov 23, 2010
    • Yamaha Corporation
    • Shinjiro Yamashita
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    Sound control system
    • Publication number 20040179704
    • Publication date Sep 16, 2004
    • Shinjiro Yamashita
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE