Yoshitoshi Tsunekawa

Person

  • Tokyo, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Photographic processing unit

    • Patent number 4,947,199
    • Issue date Aug 7, 1990
    • Kotobuki Sangyo Co., Ltd.
    • Yoshitoshi Tsunekawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY