Patents by Inventor Pinghua Kuang

Pinghua 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).

  • Heated sock
    Patent number: D899760
    Type: Grant
    Filed: January 15, 2020
    Date of Patent: October 27, 2020
    Inventor: Pinghua Kuang
  • Heated sock
    Patent number: D904004
    Type: Grant
    Filed: January 10, 2020
    Date of Patent: December 8, 2020
    Inventor: Pinghua Kuang