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Masayuki Misawa

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Patents Grantslast 30 patents

  • Information Patent Grant

    Power transmission mechanism having cam-incorporated gear, and powe...
    • Patent number 8,482,661
    • Issue date Jul 9, 2013
    • Pentax Ricoh Imaging Company, Ltd.
    • Masayuki Misawa
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Power transmission mechanism having cam-incorporated gear, and powe...
    • Patent number 8,152,388
    • Issue date Apr 10, 2012
    • Pentax Ricoh Imaging Company, Ltd.
    • Masayuki Misawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Mirror and shutter drive control mechanism for imaging apparatus
    • Patent number 8,137,006
    • Issue date Mar 20, 2012
    • Pentax Ricoh Imaging Company, Ltd.
    • Masayuki Misawa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Power transmission mechanism having cam-incorporated gear, and powe...
    • Patent number 7,997,807
    • Issue date Aug 16, 2011
    • Hoya Corporation
    • Masayuki Misawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Camera body using interchangeable lens
    • Patent number 6,351,612
    • Issue date Feb 26, 2002
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Masayuki Misawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Select dial having a click-stop mechanism for a camera
    • Patent number 6,070,020
    • Issue date May 30, 2000
    • Ashai Kogaku Kogyo Kabushiki Kaisha
    • Masayuki Misawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Camera having shutter block with guide rails
    • Patent number 5,623,711
    • Issue date Apr 22, 1997
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Masayuki Misawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Finder system of a camera
    • Patent number 5,526,083
    • Issue date Jun 11, 1996
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Masayuki Misawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Switch apparatus
    • Patent number 5,369,230
    • Issue date Nov 29, 1994
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Masayuki Misawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Single lens reflex camera
    • Patent number 5,349,405
    • Issue date Sep 20, 1994
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Tomoaki Itabashi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Lid latch device in camera
    • Patent number 5,347,335
    • Issue date Sep 13, 1994
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Masayuki Misawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Apparatus for driving mirror of camera
    • Patent number 5,294,952
    • Issue date Mar 15, 1994
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Masayuki Misawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Distance measuring device
    • Patent number 5,274,429
    • Issue date Dec 28, 1993
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Masayuki Misawa
    • G02 - OPTICS
  • Information Patent Grant

    Distance measuring device
    • Patent number 5,137,350
    • Issue date Aug 11, 1992
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Masayuki Misawa
    • G02 - OPTICS
  • Information Patent Grant

    Operation switch unit for a camera
    • Patent number 5,086,313
    • Issue date Feb 4, 1992
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Masayuki Misawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Camera image plane size control device
    • Patent number 5,010,357
    • Issue date Apr 23, 1991
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Masayuki Misawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Camera image plane size control device
    • Patent number 4,987,436
    • Issue date Jan 22, 1991
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Masayuki Misawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents