Patents by Inventor Xufeng Hu

Xufeng Hu 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).

  • Butterfly necklace pendant
    Patent number: D885242
    Type: Grant
    Filed: January 17, 2017
    Date of Patent: May 26, 2020
    Inventors: Kai Li, Xufeng Hu
  • Love heart necklace pendant
    Patent number: D903523
    Type: Grant
    Filed: January 3, 2017
    Date of Patent: December 1, 2020
    Inventors: Kai Li, Xufeng Hu