Kunio Sugiyama

Person

  • Yokohama, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Knocking sensor

    • Patent number 4,497,198
    • Issue date Feb 5, 1985
    • Matsushita Electric Industrial Co., Ltd.
    • Juhei Takahashi
    • G01 - MEASURING TESTING