Patents by Inventor Chan-Yuan Tsai

Chan-Yuan Tsai 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: D327912
    Type: Grant
    Filed: August 20, 1990
    Date of Patent: July 14, 1992
    Inventor: Chan-Yuan Tsai