Patents by Inventor Chaorui Kuang

Chaorui Kuang 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).

  • Toothbrush head
    Patent number: D961268
    Type: Grant
    Filed: September 27, 2021
    Date of Patent: August 23, 2022
    Inventor: Chaorui Kuang
  • Toothbrush head
    Patent number: D968813
    Type: Grant
    Filed: September 27, 2021
    Date of Patent: November 8, 2022
    Inventor: Chaorui Kuang
  • Toothbrush head
    Patent number: D971610
    Type: Grant
    Filed: August 20, 2021
    Date of Patent: December 6, 2022
    Inventor: Chaorui Kuang