Patents by Inventor Hsing-Cheng Hu

Hsing-Cheng Hu 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).

  • Personal digital assistant
    Patent number: D488468
    Type: Grant
    Filed: January 15, 2003
    Date of Patent: April 13, 2004
    Assignee: First International Computer, Inc.
    Inventor: Hsing-Cheng Hu