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Masatake Kato

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Patents Grantslast 30 patents

  • Information Patent Grant

    Camera system, lens apparatus and camera
    • Patent number 7,193,651
    • Issue date Mar 20, 2007
    • Canon Kabushiki Kaisha
    • Masatake Kato
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Projection optical system and projection apparatus
    • Patent number 6,467,912
    • Issue date Oct 22, 2002
    • Canon Kabushiki Kaisha
    • Masatake Kato
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image processing apparatus and method
    • Patent number 6,148,031
    • Issue date Nov 14, 2000
    • Canon Kabushiki Kaisha
    • Masatake Kato
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Zoom lens
    • Patent number 6,104,548
    • Issue date Aug 15, 2000
    • Canon Kabushiki Kaisha
    • Hiroki Nakayama
    • G02 - OPTICS
  • Information Patent Grant

    Zoom lens
    • Patent number 5,790,902
    • Issue date Aug 4, 1998
    • Canon Kabushiki Kaisha
    • Satoru Mizouchi
    • G02 - OPTICS
  • Information Patent Grant

    Solid-state image sensing device and photo-taking system utilizing...
    • Patent number 5,682,203
    • Issue date Oct 28, 1997
    • Canon Kabushiki Kaisha
    • Masatake Kato
    • G02 - OPTICS
  • Information Patent Grant

    Focusing method for zoom lens
    • Patent number 5,173,805
    • Issue date Dec 22, 1992
    • Canon Kabushiki Kaisha
    • Kazuo Tanaka
    • G02 - OPTICS
  • Information Patent Grant

    Optical low-pass filter and photographic system using the same
    • Patent number 4,998,801
    • Issue date Mar 12, 1991
    • Canon Kabushiki Kaisha
    • Akihiko Shiraishi
    • G02 - OPTICS
  • Information Patent Grant

    Camera system and attachment lens with integral lens sections
    • Patent number 4,973,995
    • Issue date Nov 27, 1990
    • Canon Kabushiki Kaisha
    • Masatake Kato
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Parallax adjusting mechanism for a finder device
    • Patent number 4,969,723
    • Issue date Nov 13, 1990
    • Canon Kabushiki Kaisha
    • Masatake Kato
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Finder optical device
    • Patent number 4,964,686
    • Issue date Oct 23, 1990
    • Canon Kabushiki Kaishi
    • Masatake Kato
    • G02 - OPTICS
  • Information Patent Grant

    Single lens reflex camera
    • Patent number 4,912,500
    • Issue date Mar 27, 1990
    • Canon Kabushiki Kaisha
    • Hideo Yokota
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Finder optical system
    • Patent number 4,910,545
    • Issue date Mar 20, 1990
    • Canon Kabushiki Kaisha
    • Kazuo Fujibayashi
    • G02 - OPTICS
  • Information Patent Grant

    Video camera body and detachable lens each containing a memory for...
    • Patent number 4,855,814
    • Issue date Aug 8, 1989
    • Canon Kabushiki Kaisha
    • Akihiko Shiraishi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Compact zoom lens
    • Patent number 4,854,681
    • Issue date Aug 8, 1989
    • Canon Kabushiki Kaisha
    • Masatake Kato
    • G02 - OPTICS
  • Information Patent Grant

    Camera
    • Patent number 4,833,498
    • Issue date May 23, 1989
    • Canon Kabushiki Kaisha
    • Masatake Kato
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Zoom lens
    • Patent number 4,789,227
    • Issue date Dec 6, 1988
    • Canon Kabushiki Kaisha
    • Tsunefumi Tanaka
    • G02 - OPTICS
  • Information Patent Grant

    Compact zoom lens
    • Patent number 4,763,998
    • Issue date Aug 16, 1988
    • Canon Kabushiki Kaisha
    • Sadahiko Tsuji
    • G02 - OPTICS
  • Information Patent Grant

    Rear focus zoom lens
    • Patent number 4,712,883
    • Issue date Dec 15, 1987
    • Canon Kabushiki Kaisha
    • Masatake Kato
    • G02 - OPTICS
  • Information Patent Grant

    Zoom lens
    • Patent number 4,702,567
    • Issue date Oct 27, 1987
    • Canon Kabushiki Kaisha
    • Masatake Kato
    • G02 - OPTICS
  • Information Patent Grant

    Zoom lens
    • Patent number 4,687,302
    • Issue date Aug 18, 1987
    • Canon Kabushiki Kaisha
    • Keiji Ikemori
    • G02 - OPTICS
  • Information Patent Grant

    Zoom lens system
    • Patent number 4,687,303
    • Issue date Aug 18, 1987
    • Canon Kabushiki Kaisha
    • Sadatoshi Takahashi
    • G02 - OPTICS
  • Information Patent Grant

    Zoom lens of the rear focusing type
    • Patent number 4,684,223
    • Issue date Aug 4, 1987
    • Canon Kabushiki Kaisha
    • Keiji Ikemori
    • G02 - OPTICS
  • Information Patent Grant

    Photographic optical apparatus
    • Patent number 4,682,237
    • Issue date Jul 21, 1987
    • Canon Kabushiki Kaisha
    • Masatake Kato
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image pickup apparatus
    • Patent number 4,677,489
    • Issue date Jun 30, 1987
    • Canon Kabushiki Kaisha
    • Tetsuharu Nishimura
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Zoom lens
    • Patent number 4,653,874
    • Issue date Mar 31, 1987
    • Canon Kabushiki Kaisha
    • Sadatoshi Takahashi
    • G02 - OPTICS
  • Information Patent Grant

    Zoom lens
    • Patent number 4,650,291
    • Issue date Mar 17, 1987
    • Canon Kabushiki Kaisha
    • Masatake Kato
    • G02 - OPTICS
  • Information Patent Grant

    Telephoto zoom lens
    • Patent number 4,639,095
    • Issue date Jan 27, 1987
    • Canon Kabushiki Kaisha
    • Masatake Kato
    • G02 - OPTICS
  • Information Patent Grant

    Zoom lens having movable diaphragm
    • Patent number 4,630,899
    • Issue date Dec 23, 1986
    • Canon Kabushiki Kaisha
    • Masatake Kato
    • G02 - OPTICS
  • Information Patent Grant

    Fast compact zoom lens
    • Patent number 4,621,905
    • Issue date Nov 11, 1986
    • Canon Kabushiki Kaisha
    • Masatake Kato
    • G02 - OPTICS

Patents Applicationslast 30 patents