Ryoichi Hasumi

Person

  • Toda, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Clutch interlocking mechanism

    • Patent number 4,532,818
    • Issue date Aug 6, 1985
    • Clarion Co., Ltd.
    • Yoshio Tanaka
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Pushbutton tuner

    • Patent number 4,478,098
    • Issue date Oct 23, 1984
    • Clarion Co., Ltd.
    • Yasuhisa Nishikawa
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Pushbutton

    • Patent number 4,348,911
    • Issue date Sep 14, 1982
    • Clarion Co., Ltd.
    • Yoshio Tanaka
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Pushbutton tuner

    • Patent number 4,275,606
    • Issue date Jun 30, 1981
    • Clarion Co., Ltd.
    • Yasuhisa Nishikawa
    • H03 - BASIC ELECTRONIC CIRCUITRY