Patents by Inventor Donggang Yang

Donggang Yang 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).

  • Bunion corrector with buckle
    Patent number: D931476
    Type: Grant
    Filed: August 30, 2019
    Date of Patent: September 21, 2021
    Inventor: Donggang Yang