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Shinji Tajima

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Patents Grantslast 30 patents

  • Information Patent Grant

    Electronic keyboard instrument
    • Patent number 8,017,849
    • Issue date Sep 13, 2011
    • Yamaha Corporation
    • Shinji Tajima
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

  • Information Patent Application

    Electronic Keyboard Instrument
    • Publication number 20090241756
    • Publication date Oct 1, 2009
    • Yamaha Corporation
    • Shinji Tajima
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS