Patents by Inventor Youquan Jin

Youquan Jin 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).

  • Lanyard
    Patent number: D888412
    Type: Grant
    Filed: March 19, 2020
    Date of Patent: June 30, 2020
    Inventor: Youquan Jin
  • Rack
    Patent number: D889880
    Type: Grant
    Filed: March 20, 2020
    Date of Patent: July 14, 2020
    Inventor: Youquan Jin
  • Rack
    Patent number: D896557
    Type: Grant
    Filed: March 19, 2020
    Date of Patent: September 22, 2020
    Inventor: Youquan Jin
  • Rack
    Patent number: D897823
    Type: Grant
    Filed: March 19, 2020
    Date of Patent: October 6, 2020
    Inventor: Youquan Jin
  • Rack
    Patent number: D904173
    Type: Grant
    Filed: August 24, 2020
    Date of Patent: December 8, 2020
    Assignee: SHENZHEN YIYASU TECHNOLOGY CO., LTD.
    Inventor: Youquan Jin