Kazutoshi Kimizuka

Person

  • Kitakatsushika, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Lightsafe masking film

    • Patent number 4,925,713
    • Issue date May 15, 1990
    • Somar Corporation
    • Naohiko Kiryu
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY