Patents by Inventor Hsi C. Chen

Hsi C. Chen 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: D373222
    Type: Grant
    Filed: December 14, 1992
    Date of Patent: August 27, 1996
    Inventor: Hsi C. Chen