Patents by Inventor Yongfeng Sang

Yongfeng Sang 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).

  • Shelf bracket
    Patent number: D988121
    Type: Grant
    Filed: August 10, 2021
    Date of Patent: June 6, 2023
    Inventor: Yongfeng Sang
  • Towel rack
    Patent number: D1000156
    Type: Grant
    Filed: August 10, 2021
    Date of Patent: October 3, 2023
    Inventor: Yongfeng Sang
  • Towel rack
    Patent number: D1002231
    Type: Grant
    Filed: August 10, 2021
    Date of Patent: October 24, 2023
    Inventor: Yongfeng Sang