Patents by Inventor Lingzhou Kong

Lingzhou Kong 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).

  • Rope saw
    Patent number: D909164
    Type: Grant
    Filed: July 15, 2020
    Date of Patent: February 2, 2021
    Inventor: Lingzhou Kong
  • Chainsaw
    Patent number: D926007
    Type: Grant
    Filed: December 29, 2020
    Date of Patent: July 27, 2021
    Inventor: Lingzhou Kong