Patents by Inventor Chu Y. Liao

Chu Y. Liao 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).

  • Toy ball
    Patent number: D368502
    Type: Grant
    Filed: March 10, 1995
    Date of Patent: April 2, 1996
    Assignee: Jyco Inc.
    Inventor: Chu Y. Liao