Patents by Inventor Qunru Li

Qunru 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).

  • Headset
    Patent number: D842837
    Type: Grant
    Filed: September 29, 2017
    Date of Patent: March 12, 2019
    Inventor: Qunru Li
  • Headset
    Patent number: D842838
    Type: Grant
    Filed: September 29, 2017
    Date of Patent: March 12, 2019
    Inventor: Qunru Li
  • Headset
    Patent number: D843968
    Type: Grant
    Filed: August 24, 2017
    Date of Patent: March 26, 2019
    Inventor: Qunru Li
  • Headset
    Patent number: D843969
    Type: Grant
    Filed: October 6, 2017
    Date of Patent: March 26, 2019
    Inventor: Qunru Li