Patents by Inventor Shiu Chung Chan

Shiu Chung Chan 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).

  • Hand-held electronic game
    Patent number: D411863
    Type: Grant
    Filed: May 20, 1998
    Date of Patent: July 6, 1999
    Assignee: Welback Enterprises Limited
    Inventor: Shiu Chung Chan