Patents by Inventor Guangmou Liu

Guangmou Liu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Earphone
    Patent number: D925495
    Type: Grant
    Filed: January 31, 2020
    Date of Patent: July 20, 2021
    Assignee: SHENZHEN BLUE TIMES TECHNOLOGY CO., LTD
    Inventor: Guangmou Liu
  • Wristwatch
    Patent number: D933496
    Type: Grant
    Filed: February 4, 2020
    Date of Patent: October 19, 2021
    Assignee: SHENZHEN BLUE TIMES TECHNOLOGY CO., LTD
    Inventor: Guangmou Liu