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Tadashi Ishii

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Audio and visual alarm device
    • Patent number 4,742,328
    • Issue date May 3, 1988
    • Kobishi Electric Co., Ltd.
    • Tatsuya Arai
    • G08 - SIGNALLING
  • Information Patent Grant

    Motor actuated buzzer assembly with a plurality of leaf springs of...
    • Patent number 4,692,741
    • Issue date Sep 8, 1987
    • Kobishi Electric Co., Ltd.
    • Shigeo Shimoya
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Motor actuated bell
    • Patent number 4,380,758
    • Issue date Apr 19, 1983
    • Kobishi Electric Co., Ltd.
    • Tadashi Ishii
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Motor actuated bell
    • Patent number 4,368,458
    • Issue date Jan 11, 1983
    • Kobishi Electric Co., Ltd.
    • Tadashi Ishii
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Motor actuated bell assembly
    • Patent number 4,366,472
    • Issue date Dec 28, 1982
    • Kobishi Electric Co., Ltd.
    • Tadashi Ishii
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Gong striking mechanism
    • Patent number 4,360,800
    • Issue date Nov 23, 1982
    • Kobishi Electric Co., Ltd.
    • Tadashi Ishii
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Double gong bell
    • Patent number 4,329,680
    • Issue date May 11, 1982
    • Kobishi Electric Co., Ltd.
    • Tadashi Ishii
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Motor actuated bell
    • Patent number 4,310,834
    • Issue date Jan 12, 1982
    • Kobishi Electric Co., Ltd.
    • Tadashi Ishii
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Motor actuated bell
    • Patent number 4,308,529
    • Issue date Dec 29, 1981
    • Kobishi Electric Co., Ltd.
    • Tadashi Ishii
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Motor actuated bell
    • Patent number 4,306,227
    • Issue date Dec 15, 1981
    • Kobishi Electric Co., Ltd.
    • Tadashi Ishii
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Gong striking mechanism
    • Patent number 4,301,448
    • Issue date Nov 17, 1981
    • Tadashi Ishii
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Motor actuated bell
    • Patent number 4,300,128
    • Issue date Nov 10, 1981
    • Kobishi Electric Co., Ltd.
    • Tadashi Ishii
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Motor actuated bell
    • Patent number 4,286,258
    • Issue date Aug 25, 1981
    • Tadashi Ishii
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Electrically operated bell
    • Patent number 4,286,259
    • Issue date Aug 25, 1981
    • Kobishi Electric Co., Ltd.
    • Tadashi Ishii
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS