Patents by Inventor Peter Tsui

Peter Tsui 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: D404592
    Type: Grant
    Filed: December 16, 1997
    Date of Patent: January 26, 1999
    Assignee: Olten Limited
    Inventors: Fu-Chia Cheng, Peter Tsui
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    Patent number: D407924
    Type: Grant
    Filed: July 6, 1998
    Date of Patent: April 13, 1999
    Assignee: Olten Ltd.
    Inventors: Fu-Chia Cheng, Peter Tsui
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    Patent number: D407925
    Type: Grant
    Filed: July 6, 1998
    Date of Patent: April 13, 1999
    Assignee: Olten Ltd.
    Inventors: Fu-Chia Cheng, Peter Tsui
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    Patent number: D409021
    Type: Grant
    Filed: December 29, 1997
    Date of Patent: May 4, 1999
    Assignee: Olten Ltd.
    Inventors: Fu-Chia Cheng, Peter Tsui