Osamu Sasaki

Person

  • Shinjuku, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Draw type optical recording medium

    • Patent number 5,297,132
    • Issue date Mar 22, 1994
    • Dai Nippon Insatsu Kabushiki Kaisha
    • Atsushi Takano
    • G11 - INFORMATION STORAGE