Patents by Inventor Yam W Chan

Yam W 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).

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    Patent number: D466806
    Type: Grant
    Filed: April 4, 2001
    Date of Patent: December 10, 2002
    Inventor: Yam W Chan