TREA

Hiroshi Tokunaga

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  • Hachioji, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Color image processing apparatus capable of discriminating between...
    • Patent number 5,357,354
    • Issue date Oct 18, 1994
    • Konica Corporation
    • Masahiko Matsunawa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Cleaning device for electrostatic recording apparatus
    • Patent number 4,974,030
    • Issue date Nov 27, 1990
    • Konica Corporation
    • Hiroshi Tokunaga
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus with preconditioning exposure selectively f...
    • Patent number 4,933,721
    • Issue date Jun 12, 1990
    • Konishirpku Photo Industry Co., Ltd.
    • Kazuo Yasuda
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus
    • Patent number 4,910,535
    • Issue date Mar 20, 1990
    • Konica Corporation
    • Kunihisa Yoshino
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Method of separation and formation of a color component of a color...
    • Patent number 4,816,900
    • Issue date Mar 28, 1989
    • Konishiroku Photo Industry Co., Ltd.
    • Hiroshi Tokunaga
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Image transfer device
    • Patent number 4,674,860
    • Issue date Jun 23, 1987
    • Konishiroku Photo Industry Co.
    • Hiroshi Tokunaga
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Ion modulating electrode
    • Patent number 4,562,447
    • Issue date Dec 31, 1985
    • Konishiroku Photo Industry Co., Ltd.
    • Noriyoshi Tarumi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Electrostatic reproducing apparatus
    • Patent number 4,495,508
    • Issue date Jan 22, 1985
    • Konishiroku Photo Industry Co., Ltd.
    • Noriyoshi Tarumi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Electrostatic apparatus
    • Patent number 4,488,160
    • Issue date Dec 11, 1984
    • Konishiroku Photo Industry Co., Ltd.
    • Noriyoshi Tarumi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Electrostatic image reproducing apparatus
    • Patent number 4,472,724
    • Issue date Sep 18, 1984
    • Konishiroku Photo Industry Co., Ltd.
    • Ryubun Seimiya
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Copying apparatus
    • Patent number 4,467,333
    • Issue date Aug 21, 1984
    • Konishiroku Photo Industry Co., Ltd.
    • Ryubun Seimiya
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Method for transferring and fixing a toner image
    • Patent number 4,439,462
    • Issue date Mar 27, 1984
    • Konishiroku Photo Industry Co., Ltd.
    • Noriyoshi Tarumi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Recording apparatus with editing capability
    • Patent number 4,435,723
    • Issue date Mar 6, 1984
    • Konishiroku Photo Industry Co., Ltd.
    • Ryubun Seimiya
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Ion modulating electrode with improved transmission factor
    • Patent number 4,435,066
    • Issue date Mar 6, 1984
    • Konishiroku Photo Industry Co., Ltd.
    • Noriyoshi Tarumi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Method and apparatus for image reproduction
    • Patent number 4,430,661
    • Issue date Feb 7, 1984
    • Konishiroku Photo Industry Co., Ltd.
    • Noriyoshi Tarumi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Ion modulating electrode
    • Patent number 4,426,654
    • Issue date Jan 17, 1984
    • Konishiroku Photo Industry Co., Ltd.
    • Noriyoshi Tarumi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image reproducing apparatus
    • Patent number 4,425,035
    • Issue date Jan 10, 1984
    • Konishiroku Photo Industry Co., Ltd.
    • Noriyoshi Tarumi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY