Hirofumi Koyama

Person

  • Higashimatsuyama, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Multiple light path arrangement

    • Patent number 5,953,145
    • Issue date Sep 14, 1999
    • Thomson Consumer Electronics S.A.
    • Hirofumi Koyama
    • G02 - OPTICS