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Kohichi Nishi

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  • Yokohama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus for driving a moving mirror cylinder of a camera
    • Patent number 4,864,337
    • Issue date Sep 5, 1989
    • Ricoh Company, Ltd.
    • Keiji Himuro
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Varifocal camera
    • Patent number 4,847,648
    • Issue date Jul 11, 1989
    • Ricoh Company, Ltd.
    • Kunihisa Yamaguchi
    • G02 - OPTICS
  • Information Patent Grant

    Finder switching apparatus for camera
    • Patent number 4,831,399
    • Issue date May 16, 1989
    • Ricoh Company, Ltd.
    • Ikuya Tsurukawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Multi-focus camera
    • Patent number 4,791,441
    • Issue date Dec 13, 1988
    • Ricoh Company, Ltd.
    • Kohichi Nishi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Stroboscopic lamp synchronizing device
    • Patent number 4,592,640
    • Issue date Jun 3, 1986
    • Ricoh Company, Ltd.
    • Kohichi Nishi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Automatic exposure control circuit
    • Patent number 4,550,997
    • Issue date Nov 5, 1985
    • Ricoh Company, Ltd.
    • Kohichi Nishi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY