Ching-Chieh Cho

Person

  • Changhua City, TW

Patents Applicationslast 30 patents

  • Information Patent Application

    LED LIGHT-EMITTING DEVICE

    • Publication number 20100117546
    • Publication date May 13, 2010
    • Stone Tse Hung LIU
    • Ching-Chieh Cho
    • F21 - LIGHTING