TREA

Masaki Tanaka

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Patents Grantslast 30 patents

  • Information Patent Grant

    Rocking motor
    • Patent number 5,679,988
    • Issue date Oct 21, 1997
    • Seiko Precision Inc.
    • Akihiro Ito
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Method of driving a motor-driven shutter for a camera
    • Patent number 4,933,695
    • Issue date Jun 12, 1990
    • Seikosha Co., Ltd.
    • Hiroaki Ishida
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Program shutter
    • Patent number 4,864,346
    • Issue date Sep 5, 1989
    • Seikosha Co., Ltd.
    • Nobuo Shinozaki
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY