Patents by Inventor Zonghong Li

Zonghong Li 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).

  • Utility knife
    Patent number: D986022
    Type: Grant
    Filed: January 28, 2021
    Date of Patent: May 16, 2023
    Inventor: Zonghong Li
  • Folding knife
    Patent number: D997680
    Type: Grant
    Filed: February 4, 2021
    Date of Patent: September 5, 2023
    Inventor: Zonghong Li
  • Drill bit with sleeve
    Patent number: D1050206
    Type: Grant
    Filed: January 12, 2022
    Date of Patent: November 5, 2024
    Inventor: Zonghong Li