Patents by Inventor Ruhe Yuan

Ruhe Yuan 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).

  • Plug
    Patent number: D934171
    Type: Grant
    Filed: January 8, 2020
    Date of Patent: October 26, 2021
    Inventor: Ruhe Yuan
  • Travel adapter
    Patent number: D953269
    Type: Grant
    Filed: September 25, 2020
    Date of Patent: May 31, 2022
    Inventor: Ruhe Yuan