TREA

Noritaka Mutou

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Patents Grantslast 30 patents

  • Information Patent Grant

    Keyboard for musical instrument
    • Patent number 7,154,033
    • Issue date Dec 26, 2006
    • Tokyo Yusyo Co. Ltd.
    • Noritaka Mutou
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

  • Information Patent Application

    Keyboard for musical instrument
    • Publication number 20050098017
    • Publication date May 12, 2005
    • TOKYO YUSYO CO. LTD.
    • Noritaka Mutou
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    Keyboard for musical instrument
    • Publication number 20050098026
    • Publication date May 12, 2005
    • TOKYO YUSYO CO. LTD.
    • Noritaka Mutou
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    Keyboard for musical instrument
    • Publication number 20030121398
    • Publication date Jul 3, 2003
    • Noritaka Mutou
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS