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Toshiyuki Kitazawa

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Patents Grantslast 30 patents

  • Information Patent Grant

    Motor-driven single-lens reflex camera and motor-driven single-lens...
    • Patent number 6,174,093
    • Issue date Jan 16, 2001
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Toshiyuki Kitazawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Camera having motor driven mechanism
    • Patent number 5,887,210
    • Issue date Mar 23, 1999
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Toshiyuki Kitazawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Camera with built-in strobe
    • Patent number 5,848,312
    • Issue date Dec 8, 1998
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Toshiyuki Kitazawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Motor-driven camera
    • Patent number 5,727,244
    • Issue date Mar 10, 1998
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Toshiyuki Kitazawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Camera having a mode memory device
    • Patent number 5,721,989
    • Issue date Feb 24, 1998
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Toshiyuki Kitazawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Motor-driven camera
    • Patent number 5,646,711
    • Issue date Jul 8, 1997
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Toshiyuki Kitazawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Exposure control apparatus of camera
    • Patent number 5,602,616
    • Issue date Feb 11, 1997
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Osamu Sato
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Exposure control apparatus of camera
    • Patent number 5,485,242
    • Issue date Jan 16, 1996
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Osamu Sato
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Camera having powered zoom lens
    • Patent number 5,400,110
    • Issue date Mar 21, 1995
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Isao Soshi
    • G02 - OPTICS
  • Information Patent Grant

    Exposure control apparatus of camera
    • Patent number 5,382,997
    • Issue date Jan 17, 1995
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Osamu Sato
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Mechanical control apparatus of a single lens reflex camera
    • Patent number 5,309,184
    • Issue date May 3, 1994
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Toshiyuki Kitazawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Exposure control apparatus of camera including exposure factor limi...
    • Patent number 5,280,319
    • Issue date Jan 18, 1994
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Osamu Sato
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Electrically driving apparatus of mirror in single-lens reflex camera
    • Patent number 5,257,052
    • Issue date Oct 26, 1993
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Masahiko Kurosaki
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Camera with zoom lens operation display device
    • Patent number 5,231,442
    • Issue date Jul 27, 1993
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Toshiyuki Kitazawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Motor driven camera having strobe incorporated therein
    • Patent number 5,150,140
    • Issue date Sep 22, 1992
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Toshiyuki Kitazawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Motor-driven camera
    • Patent number 5,105,212
    • Issue date Apr 14, 1992
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Toshiyuki Kitazawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Control apparatus of single-lens reflex camera
    • Patent number 5,025,276
    • Issue date Jun 18, 1991
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Toshiyuki Kitazawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Focus indicating apparatus of automatic focusing camera
    • Patent number 4,994,843
    • Issue date Feb 19, 1991
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Toshiyuki Kitazawa
    • G02 - OPTICS
  • Information Patent Grant

    Motor driven camera
    • Patent number 4,954,859
    • Issue date Sep 4, 1990
    • Asahi Kogaku Kogyo K.K.
    • Toshiyuki Kitazawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Motor driven camera
    • Patent number 4,952,954
    • Issue date Aug 28, 1990
    • Asahi Kogaku Kogyo K.K.
    • Toshiyuki Kitazawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Mirror-driving mechanism for single-lens reflex cameras
    • Patent number 4,730,200
    • Issue date Mar 8, 1988
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Toshiyuki Kitazawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Device for displaying data in camera viewfinder
    • Patent number 4,560,264
    • Issue date Dec 24, 1985
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Toshiyuki Kitazawa
    • G02 - OPTICS