Ichiro Yonenaga

Person

  • Sendai, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Silicon germanium crystal

    • Patent number 6,498,288
    • Issue date Dec 24, 2002
    • Shin-Etsu Handotai Co., Ltd.
    • Takao Abe
    • C30 - CRYSTAL GROWTH