Yifei Zha

Person

  • Oconomowoc, WI, US

Patents Applicationslast 30 patents

  • Information Patent Application

    Training Apparatus

    • Publication number 20170056705
    • Publication date Mar 2, 2017
    • Johnson Health Tech Co., Ltd
    • Yifei Zha
    • A63 - SPORTS GAMES AMUSEMENTS