Patents by Inventor Wong Tai-Kam

Wong Tai-Kam 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: D291448
    Type: Grant
    Filed: October 24, 1984
    Date of Patent: August 18, 1987
    Inventor: Wong Tai-Kam