Granted Patent
Utility
US 6,163,659 · App. 09/413,506
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Inventor:
Sun Chen
Patented Case
View Patent ↗
Granted: Dec 19, 2000
Filed: Oct 6, 1999
Inventor
Sun Chen
Assignee (at issue)
Mustek Systems Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.