Nobuo Koizumi

Person

  • Yokosuka, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Stereo reproduction system

    • Patent number 4,764,960
    • Issue date Aug 16, 1988
    • Nippon Telegraph & Telephone Corporation
    • Shigeaki Aoki
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE