Patents by Inventor San Tung Li

San Tung Li 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).

  • Noisemaker
    Patent number: D441033
    Type: Grant
    Filed: January 11, 2000
    Date of Patent: April 24, 2001
    Assignee: Kord Gifts Manufactory Limited
    Inventor: San Tung Li
  • Noisemaker
    Patent number: D441034
    Type: Grant
    Filed: February 17, 2000
    Date of Patent: April 24, 2001
    Assignee: Kord Gifts Manufactory Limited
    Inventor: San Tung Li