Patents by Inventor Tongfeng Wang

Tongfeng Wang 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).

  • Teething toy
    Patent number: D971420
    Type: Grant
    Filed: March 10, 2022
    Date of Patent: November 29, 2022
    Inventor: Tongfeng Wang
  • Teething toy
    Patent number: D973891
    Type: Grant
    Filed: March 10, 2022
    Date of Patent: December 27, 2022
    Inventor: Tongfeng Wang
  • Teething toy
    Patent number: D974572
    Type: Grant
    Filed: March 10, 2022
    Date of Patent: January 3, 2023
    Inventor: Tongfeng Wang
  • Teething toy
    Patent number: D978360
    Type: Grant
    Filed: March 10, 2022
    Date of Patent: February 14, 2023
    Inventor: Tongfeng Wang