Satoru Nozawa

Person

  • Kanagawa, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Process of producing exposure mask

    • Patent number 5,202,204
    • Issue date Apr 13, 1993
    • Sony Corporation
    • Hiroichi Kawahira
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY