Patents by Inventor Junfei Guo

Junfei Guo 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).

  • Gun cleaning brush kit case
    Patent number: D998330
    Type: Grant
    Filed: May 17, 2023
    Date of Patent: September 12, 2023
    Inventor: Junfei Guo
  • Gun cleaning brush kit case
    Patent number: D1033889
    Type: Grant
    Filed: January 19, 2024
    Date of Patent: July 9, 2024
    Inventor: Junfei Guo