Patents by Inventor Sam Gao

Sam Gao 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).

  • Patent number: D557966
    Type: Grant
    Filed: January 8, 2007
    Date of Patent: December 25, 2007
    Assignee: Krystal Star International Corporation
    Inventor: Sam Gao