TREA

Akira Murayama

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  • Yokohama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of making an elastic roller
    • Patent number 4,317,270
    • Issue date Mar 2, 1982
    • Canon Kabushiki Kaisha
    • Tsuyoshi Watanabe
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Elastic roller for image forming
    • Patent number 4,268,943
    • Issue date May 26, 1981
    • Canon Kabushiki Kaisha
    • Tsuyoshi Watanabe
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY