TREA

Rokurouta MANTANI

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Patents Grantslast 30 patents

  • Information Patent Grant

    Keyboard instrument
    • Patent number 8,962,966
    • Issue date Feb 24, 2015
    • Yamaha Corporation
    • Kenta Ohnishi
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Keyboard instrument
    • Patent number 8,859,866
    • Issue date Oct 14, 2014
    • Yamaha Corporation
    • Kenta Onishi
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

  • Information Patent Application

    KEYBOARD INSTRUMENT
    • Publication number 20130118333
    • Publication date May 16, 2013
    • Yamaha Corporation
    • Kenta OHNISHI
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    KEYBOARD INSTRUMENT
    • Publication number 20130092007
    • Publication date Apr 18, 2013
    • Yamaha Corporation
    • Kenta OHNISHI
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    KEYBOARD INSTRUMENT
    • Publication number 20130061733
    • Publication date Mar 14, 2013
    • Yamaha Corporation
    • Kenta OHNISHI
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS