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Akihiko Isaka

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Patents Grantslast 30 patents

  • Information Patent Grant

    Disk music box
    • Patent number 6,013,867
    • Issue date Jan 11, 2000
    • Sankyo Seiki Mfg. Co., Ltd.
    • Akihiko Isaka
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Music box
    • Patent number 5,703,305
    • Issue date Dec 30, 1997
    • Sankyo Seiki Mfg. Co., Ltd.
    • Akihiko Isaka
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Winder assembly having a spindle
    • Patent number 5,213,181
    • Issue date May 25, 1993
    • Sankyo Seiki Mfg. Co., Ltd.
    • Akihiko Isaka
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Drum in music box
    • Patent number 4,570,524
    • Issue date Feb 18, 1986
    • Kabushiki Kaisha Sankyo Seiki Seisakusho
    • Akihiko Isaka
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Music box
    • Patent number 4,557,173
    • Issue date Dec 10, 1985
    • Kabushiki Kaisha Sankyo Seiki Seisakusho
    • Akihiko Isaka
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Speed governor for music box
    • Patent number 4,464,969
    • Issue date Aug 14, 1984
    • Kabushiki Kaisha Sankyo Seiki Seisakusho
    • Akihiko Isaka
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Speed governor for music box
    • Patent number 4,458,573
    • Issue date Jul 10, 1984
    • Kabushiki Kaisha Sankyo Seiki Seisakusho
    • Akihiko Isaka
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Drive shaft supporting device for a music box with a plate frame
    • Patent number 4,418,603
    • Issue date Dec 6, 1983
    • Kabushiki Kaisha Sankyo Seiki Seisakusho
    • Akihiko Isaka
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

  • Information Patent Application

    Music box
    • Publication number 20040065184
    • Publication date Apr 8, 2004
    • Akihiko Isaka
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS