David Y. Shyi

Person

  • Taipei, TW

Patents Grantslast 30 patents

  • Information Patent Grant

    Automatic car speeder system

    • Patent number 4,900,998
    • Issue date Feb 13, 1990
    • David Y. Shyi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS