Patents by Inventor Tang Tai Ning

Tang Tai Ning 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: D408224
    Type: Grant
    Filed: April 7, 1998
    Date of Patent: April 20, 1999
    Assignee: Tang Tai Ning
    Inventor: Tang Tai Ning
  • Patent number: D411481
    Type: Grant
    Filed: May 7, 1998
    Date of Patent: June 29, 1999
    Inventor: Tang Tai Ning
  • Patent number: D416446
    Type: Grant
    Filed: May 7, 1998
    Date of Patent: November 16, 1999
    Inventor: Tang Tai Ning
  • Patent number: D418372
    Type: Grant
    Filed: May 7, 1998
    Date of Patent: January 4, 2000
    Inventor: Tang Tai Ning
  • Patent number: D423399
    Type: Grant
    Filed: September 23, 1998
    Date of Patent: April 25, 2000
    Inventor: Tang Tai Ning