Patents by Inventor Liyong Shi

Liyong Shi 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).

  • Speaker
    Patent number: D883255
    Type: Grant
    Filed: November 6, 2018
    Date of Patent: May 5, 2020
    Assignee: SHENZHEN INNOSYSTEM TECHNOLOGY., LTD.
    Inventor: Liyong Shi
  • Lamp
    Patent number: D944429
    Type: Grant
    Filed: September 4, 2018
    Date of Patent: February 22, 2022
    Inventor: LiYong Shi