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Masahiro Tomosada

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Patents Grantslast 30 patents

  • Information Patent Grant

    Image forming apparatus with image forming interruption capabilities
    • Patent number 5,192,971
    • Issue date Mar 9, 1993
    • Canon Kabushiki Kaisha
    • Katsuichi Smimizu
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Variable magnification copying apparatus and automatic shutdown the...
    • Patent number 5,008,712
    • Issue date Apr 16, 1991
    • Canon Kabushiki Kaisha
    • Tsuneki Inuzuka
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Copying apparatus having an area designating function
    • Patent number 4,984,020
    • Issue date Jan 8, 1991
    • Canon Kabushiki Kaisha
    • Hideki Adachi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus
    • Patent number 4,937,626
    • Issue date Jun 26, 1990
    • Canon Kabushiki Kaisha
    • Hideto Kohtani
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image reproducing apparatus controlled in response to detected dens...
    • Patent number 4,922,296
    • Issue date May 1, 1990
    • Canon Kabushiki Kaisha
    • Yukio Kasuya
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus
    • Patent number 4,916,489
    • Issue date Apr 10, 1990
    • Canon Kabushiki Kaisha
    • Hiroaki Takeda
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus
    • Patent number 4,872,035
    • Issue date Oct 3, 1989
    • Canon Kabushiki Kaisha
    • Hiroyuki Miyake
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Copying apparatus
    • Patent number 4,870,447
    • Issue date Sep 26, 1989
    • Canon Kabushiki Kaisha
    • Nobutoshi Yoshida
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Copying apparatus
    • Patent number 4,862,219
    • Issue date Aug 29, 1989
    • Canon Kabushiki Kaisha
    • Nobutoshi Yoshida
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Copying apparatus
    • Patent number 4,839,698
    • Issue date Jun 13, 1989
    • Canon Kabushiki Kaisha
    • Tsuneki Inuzuka
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus
    • Patent number 4,816,868
    • Issue date Mar 28, 1989
    • Canon Kabushiki Kaisha
    • Katsuichi Shimizu
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Electrophotographic apparatus for making superposed images
    • Patent number 4,803,520
    • Issue date Feb 7, 1989
    • Canon Kabushiki Kaisha
    • Masahiro Tomosada
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image scanning apparatus
    • Patent number 4,769,673
    • Issue date Sep 6, 1988
    • Canon Kabushiki Kaisha
    • Masahiro Tomosada
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Copying apparatus
    • Patent number 4,745,443
    • Issue date May 17, 1988
    • Canon Kabushiki Kaisha
    • Hideki Adachi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image processing apparatus with variable magnification
    • Patent number 4,743,944
    • Issue date May 10, 1988
    • Canon Kabushiki Kaisha
    • Masahiro Tomosada
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus
    • Patent number 4,697,916
    • Issue date Oct 6, 1987
    • Canon Kabushiki Kaisha
    • Yutaka Komiya
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus controlled by a plurality of image density...
    • Patent number 4,674,863
    • Issue date Jun 23, 1987
    • Canon Kabushiki Kaisha
    • Masahiro Tomosada
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Apparatus for forming an image on one side of a record medium and i...
    • Patent number 4,641,954
    • Issue date Feb 10, 1987
    • Canon Kabushiki Kaisha
    • Masanori Miyata
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image formation apparatus capable of different image magnification
    • Patent number 4,598,994
    • Issue date Jul 8, 1986
    • Canon Kabushiki Kaisha
    • Masahiro Tomosada
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Copying apparatus
    • Patent number 4,593,999
    • Issue date Jun 10, 1986
    • Canon Kabushiki Kaisha
    • Hideki Adachi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus having a cleaning member
    • Patent number 4,557,588
    • Issue date Dec 10, 1985
    • Canon Kabushiki Kaisha
    • Masahiro Tomosada
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Variable magnification apparatus with lens position control
    • Patent number 4,552,450
    • Issue date Nov 12, 1985
    • Canon Kabushiki Kaisha
    • Masahiro Tomosada
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Digital display device controlled by a microcomputer
    • Patent number 4,408,869
    • Issue date Oct 11, 1983
    • Canon Kabushiki Kaisha
    • Masahiro Tomosada
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Image forming apparatus
    • Patent number 4,372,673
    • Issue date Feb 8, 1983
    • Canon Kabushiki Kaisha
    • Masahiro Tomosada
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus
    • Patent number 4,314,754
    • Issue date Feb 9, 1982
    • Canon Kabushiki Kaisha
    • Katsuichi Shimizu
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Control for multiple-mode copying apparatus
    • Patent number 4,264,188
    • Issue date Apr 28, 1981
    • Canon Kabushiki Kaisha
    • Masahiro Tomosada
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Copying apparatus
    • Patent number 4,260,241
    • Issue date Apr 7, 1981
    • Canon Kabushiki Kaisha
    • Toshio Honma
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Method and apparatus for color conversion
    • Patent number 4,204,728
    • Issue date May 27, 1980
    • Canon Kabushiki Kaisha
    • Yoshitomo Goshima
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY