TREA

Hideaki Tsuji

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Camera with a photographic mode automatic selecting apparatus
    • Patent number 5,915,133
    • Issue date Jun 22, 1999
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Isamu Hirai
    • G02 - OPTICS
  • Information Patent Grant

    Motor driven zoom camera
    • Patent number 5,812,888
    • Issue date Sep 22, 1998
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Tadayuki Kirigaya
    • G02 - OPTICS
  • Information Patent Grant

    Camera with learning function
    • Patent number 5,774,746
    • Issue date Jun 30, 1998
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Tadayuki Kirigaya
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Motor driven zoom camera
    • Patent number 5,754,894
    • Issue date May 19, 1998
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Tadayuki Kirigaya
    • G02 - OPTICS
  • Information Patent Grant

    Information setting and displaying device for a camera
    • Patent number 5,749,005
    • Issue date May 5, 1998
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Masaaki Haga
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Information setting and display device for a camera
    • Patent number 5,742,853
    • Issue date Apr 21, 1998
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Masaaki Haga
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Camera with learning function
    • Patent number 5,682,558
    • Issue date Oct 28, 1997
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Tadayuki Kirigaya
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Motor driven zoom camera
    • Patent number 5,680,647
    • Issue date Oct 21, 1997
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Tadayuki Kirigaya
    • G02 - OPTICS
  • Information Patent Grant

    Motor driven zoom camera
    • Patent number 5,654,789
    • Issue date Aug 5, 1997
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Tadayuki Kirigaya
    • G02 - OPTICS
  • Information Patent Grant

    Strobe control device for camera
    • Patent number 5,557,366
    • Issue date Sep 17, 1996
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Isamu Hirai
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Photometry system
    • Patent number 5,471,276
    • Issue date Nov 28, 1995
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Isamu Hirai
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Exposure control apparatus of a camera
    • Patent number 5,325,147
    • Issue date Jun 28, 1994
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Tadayuki Kirigaya
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY