Patents by Inventor Haishan Zheng

Haishan Zheng 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).

  • Comb
    Patent number: D935196
    Type: Grant
    Filed: May 13, 2020
    Date of Patent: November 9, 2021
    Inventor: Haishan Zheng
  • Massage roller
    Patent number: D949362
    Type: Grant
    Filed: January 21, 2020
    Date of Patent: April 19, 2022
    Inventor: Haishan Zheng
  • Basketball stand
    Patent number: D963770
    Type: Grant
    Filed: August 19, 2020
    Date of Patent: September 13, 2022
    Inventor: Haishan Zheng