Ka Hung (William) Ko

Person

  • Ma On Shan, CN

Patents Applicationslast 30 patents

  • Information Patent Application

    TOY WITH FOLDING RETRACTABLE WINGS

    • Publication number 20120190270
    • Publication date Jul 26, 2012
    • THINKING TECHNOLOGY INC.
    • Albert Wai Tai Chan
    • A63 - SPORTS GAMES AMUSEMENTS