Patents by Inventor Gilbert Yut Shing Tam

Gilbert Yut Shing Tam 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: D422524
    Type: Grant
    Filed: September 7, 1999
    Date of Patent: April 11, 2000
    Inventor: Gilbert Yut Shing Tam