Tsuyoshi Shiga

Person

  • Tokyo, JA

Patents Grantslast 30 patents

  • Information Patent Grant

    Color electrophotographic process

    • Patent number 4,007,044
    • Issue date Feb 8, 1977
    • Ricoh Co., Ltd.
    • Tsuyoshi Shiga
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY