Patents Assigned to Hefei Madao Information Technology Co., Ltd
  • Mouse
    Patent number: D964363
    Type: Grant
    Filed: March 12, 2021
    Date of Patent: September 20, 2022
    Assignee: Hefei Madao Information Technology Co., Ltd
    Inventor: Bing Ma
  • Mouse
    Patent number: D964364
    Type: Grant
    Filed: March 12, 2021
    Date of Patent: September 20, 2022
    Assignee: Hefei Madao Information Technology Co., Ltd
    Inventor: Bing Ma