Jing-Wen Tzeng

Person

  • Tu Cheng, Taipei Hsien, TW

Patents Applicationslast 30 patents

  • Information Patent Application

    MOLD FOR AN LED LAMPSHADE

    • Publication number 20070196533
    • Publication date Aug 23, 2007
    • TECHWIN OPTO-ELECTRONICS CO., LTD.
    • Y-Ju Chen
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL