Koubun Sakagami

Person

  • Sagamihara, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Electrophotography system

    • Patent number 4,977,417
    • Issue date Dec 11, 1990
    • Victor Company of Japan, Ltd.
    • Itsuo Takanashi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY