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Tadashi Nakagawa

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  • Narashino, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Focal plane shutter
    • Patent number 6,494,626
    • Issue date Dec 17, 2002
    • Seiko Precision Inc.
    • Tadashi Nakagawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Camera shutter with plural blades
    • Patent number 6,425,698
    • Issue date Jul 30, 2002
    • Seiko Precision Inc.
    • Tadashi Nakagawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Focal-plane shutter for camera
    • Patent number 6,390,691
    • Issue date May 21, 2002
    • Seiko Precision Inc.
    • Tadashi Nakagawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY