JIAN-LI CHENG

Person

  • Gueishan, TW

Patents Applicationslast 30 patents

  • Information Patent Application

    KEYPAD HAVING THREE-DIMENSIONAL PATTERNS

    • Publication number 20110233040
    • Publication date Sep 29, 2011
    • ICHIA TECHNOLOGIES INC.
    • JIAN-LI CHENG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE