TREA

Masayoshi Sahara

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  • Hamamatsu-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Sound reproducing apparatus
    • Patent number 7,940,938
    • Issue date May 10, 2011
    • Yamaha Corporation
    • Akira Miki
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    Sound reproducing apparatus
    • Publication number 20060255993
    • Publication date Nov 16, 2006
    • Yamaha Corporation
    • Akira Miki
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE