TREA

Motohisa Ishiwa

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Striker mechanism for bell unit
    • Patent number 7,182,039
    • Issue date Feb 27, 2007
    • Tokyo Bell Seisakusho Co., Ltd.
    • Kyoji Ichimura
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Bicycle bell with inverted dome
    • Patent number 6,450,115
    • Issue date Sep 17, 2002
    • Kyoji Ichimura
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Rotating striker bell
    • Patent number 5,307,756
    • Issue date May 3, 1994
    • Kyoji Ichimura
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

  • Information Patent Application

    Striker mechanism for bell unit
    • Publication number 20060096520
    • Publication date May 11, 2006
    • Kyoji Ichimura
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS