Patents by Inventor Hanson Zhang

Hanson Zhang 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).

  • HYBRID POLYURETHANE FOAM AND METHODS OF MANUFACTURE
    Publication number: 20190390030
    Abstract: The present invention is for open cellular polyurethane foam comprising virgin foam and previously cured foam, methods of making the same, as well as inner soles for footwear made therefrom.
    Type: Application
    Filed: June 26, 2018
    Publication date: December 26, 2019
    Inventor: Hanson Zhang
  • Shoe insole
    Patent number: D941568
    Type: Grant
    Filed: December 11, 2020
    Date of Patent: January 25, 2022
    Assignee: O2 Partners, LLC
    Inventor: Hanson Zhang