Granted Patent
Utility
US 6,147,780 · App. 09/062,543
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Inventor:
Te-Ming Chiang
Patented Case
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Granted: Nov 14, 2000
Filed: Apr 17, 1998
Inventor
Te-Ming Chiang
Assignee (at issue)
Primax Electronics Ltd.
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.