Patents by Inventor Weifu Yuan

Weifu 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).

  • Power control unit
    Patent number: D1062560
    Type: Grant
    Filed: February 8, 2023
    Date of Patent: February 18, 2025
    Inventors: Youquan Yuan, Yuefeng Liu, Weifu Yuan
  • Outboard engine for ships
    Patent number: D1068621
    Type: Grant
    Filed: August 1, 2023
    Date of Patent: April 1, 2025
    Inventors: Youquan Yuan, Haiyang Wang, Yong Wang, Zeyuan Xuan, Hao Hu, Qinlin Deng, Jinquan Li, Weifu Yuan