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Kazuo Ikawa

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Red-eye phenomenon preventing device
    • Patent number 5,285,232
    • Issue date Feb 8, 1994
    • Canon Kabushiki Kaisha
    • Hidenori Taniguchi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Camera
    • Patent number 5,097,284
    • Issue date Mar 17, 1992
    • Canon Kabushiki Kaisha
    • Hidenori Taniguchi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Flash device for camera
    • Patent number 4,983,998
    • Issue date Jan 8, 1991
    • Canon Kabushiki Kaisha
    • Michio Hirohata
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Arrangement for displaying operation of booster circuit for flash d...
    • Patent number 4,942,340
    • Issue date Jul 17, 1990
    • Canon Kabushiki Kaisha
    • Kazuo Ikawa
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Flash device for a camera
    • Patent number 4,941,070
    • Issue date Jul 10, 1990
    • Canon Kabushiki Kaisha
    • Yukio Ogawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Electronic flash device for camera
    • Patent number 4,672,273
    • Issue date Jun 9, 1987
    • Canon Kabushiki Kaisha
    • Kazuo Ikawa
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Flash shot control device for camera
    • Patent number 4,666,280
    • Issue date May 19, 1987
    • Canon Kabushiki Kaisha
    • Makoto Miyawaki
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Flash device
    • Patent number 4,404,618
    • Issue date Sep 13, 1983
    • Canon Kabushiki Kaisha
    • Tateo Yamada
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Camera incorporated with a movable flash light device
    • Patent number 4,357,087
    • Issue date Nov 2, 1982
    • Canon Kabushiki Kaisha
    • Kazuo Ikawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Electronic flash device
    • Patent number 4,288,722
    • Issue date Sep 8, 1981
    • Canon Kabushiki Kaisha
    • Kazuo Ikawa
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Actuating circuit for light measuring circuit in electronic flash d...
    • Patent number 4,256,994
    • Issue date Mar 17, 1981
    • Canon Kabushiki Kaisha
    • Kazuo Ikawa
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Electrical power source for an electronic flash unit
    • Patent number 4,241,369
    • Issue date Dec 23, 1980
    • Canon Kabushiki Kaisha
    • Kazuo Ikawa
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Camera incorporated with a movable flash light device
    • Patent number 4,153,355
    • Issue date May 8, 1979
    • Canon Kabushiki Kaisha
    • Kazuo Ikawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY