Patents Assigned to Shenzhen Xigao Dianzi Youxian Gongsi
  • Touch pen
    Patent number: D832840
    Type: Grant
    Filed: October 18, 2017
    Date of Patent: November 6, 2018
    Assignee: Shenzhen Xigao Dianzi Youxian Gongsi
    Inventor: Qi Shi