TREA

Masato Asahina

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  • Yamanashi-ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electromagnetic sound generator
    • Patent number 6,476,710
    • Issue date Nov 5, 2002
    • Citizen Electronics Co., Ltd.
    • Shinichi Togawa
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

  • Information Patent Application

    Electromagnetic sound generator
    • Publication number 20010033224
    • Publication date Oct 25, 2001
    • CITIZEN ELECTRONICS CO., LTD.
    • Shinichi Togawa
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS