Patents by Inventor Wencan Feng

Wencan Feng 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).

  • Seat cushion
    Patent number: D919331
    Type: Grant
    Filed: September 22, 2020
    Date of Patent: May 18, 2021
    Inventor: Wencan Feng
  • Water gun
    Patent number: D946710
    Type: Grant
    Filed: February 26, 2021
    Date of Patent: March 22, 2022
    Inventor: Wencan Feng