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Katsuhiko Okamoto

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  • Yokohama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Image-forming device having a photosensitive member
    • Patent number 4,386,841
    • Issue date Jun 7, 1983
    • Tokyo Shibaura Denki Kabushiki Kaisha
    • Nobutaka Wakao
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Electrostatic copying apparatus
    • Patent number 4,376,577
    • Issue date Mar 15, 1983
    • Tokyo Shibaura Denki Kabushiki Kaisha
    • Katsuhiko Okamoto
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY