Patents by Inventor Weiyan Liu

Weiyan 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).

  • X shape smartwatch band
    Patent number: D931131
    Type: Grant
    Filed: September 27, 2020
    Date of Patent: September 21, 2021
    Assignee: SHENZHEN TIANHUOTONGREN TECHNOLOGY CO., LTD.
    Inventor: Weiyan Liu
  • Smartwatch band
    Patent number: D931132
    Type: Grant
    Filed: September 27, 2020
    Date of Patent: September 21, 2021
    Assignee: SHENZHEN TIANHUOTONGREN TECHNOLOGY CO., LTD.
    Inventor: Weiyan Liu