Patents by Inventor Jieqiong Cao

Jieqiong Cao 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).

  • Flashlight
    Patent number: D814088
    Type: Grant
    Filed: December 12, 2016
    Date of Patent: March 27, 2018
    Inventor: Jieqiong Cao
  • Headlamp
    Patent number: D835819
    Type: Grant
    Filed: January 7, 2017
    Date of Patent: December 11, 2018
    Inventor: Jieqiong Cao
  • Head lamp
    Patent number: D879343
    Type: Grant
    Filed: December 12, 2018
    Date of Patent: March 24, 2020
    Inventor: Jieqiong Cao