Patents by Inventor Qingwang Tian

Qingwang Tian 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).

  • Accent chair
    Patent number: D874167
    Type: Grant
    Filed: September 19, 2019
    Date of Patent: February 4, 2020
    Inventor: Qingwang Tian
  • Chair and stool set
    Patent number: D896536
    Type: Grant
    Filed: March 12, 2020
    Date of Patent: September 22, 2020
    Inventor: Qingwang Tian
  • Loudspeaker
    Patent number: D922981
    Type: Grant
    Filed: September 2, 2020
    Date of Patent: June 22, 2021
    Inventor: Qingwang Tian
  • Speaker
    Patent number: D924844
    Type: Grant
    Filed: December 16, 2020
    Date of Patent: July 13, 2021
    Inventor: Qingwang Tian