Patents by Inventor Chaval Sothiwanwongse

Chaval Sothiwanwongse 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: D500477
    Type: Grant
    Filed: August 20, 2002
    Date of Patent: January 4, 2005
    Assignee: C.S. International Electronics Co., Ltd.
    Inventor: Chaval Sothiwanwongse