Allen Cheng

Person

  • Taoyuan Hsien, TW

Patents Grantslast 30 patents

  • Information Patent Grant

    Power factor correction circuit

    • Patent number 7,375,995
    • Issue date May 20, 2008
    • SPI Electronic Co., Ltd.
    • Allen Cheng
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER