Patents by Inventor Rongjun Wu

Rongjun Wu 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).

  • Cup lid
    Patent number: D990971
    Type: Grant
    Filed: December 30, 2022
    Date of Patent: July 4, 2023
    Inventor: Rongjun Wu
  • Cup lid
    Patent number: D990972
    Type: Grant
    Filed: December 30, 2022
    Date of Patent: July 4, 2023
    Inventor: Rongjun Wu