Sadayuki Wakao

Person

  • Asaba-cho, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Optical pick-up apparatus

    • Patent number 6,396,791
    • Issue date May 28, 2002
    • Minebea Co., Ltd.
    • Sadayuki Wakao
    • G11 - INFORMATION STORAGE