Granted Patent
Utility
US 6,694,062 · App. 09/368,609
Device and method of correcting dark lines of a scanned image
Inventor:
Shu Yang
Patented Case
View Patent ↗
Granted: Feb 17, 2004
Filed: Aug 5, 1999
Inventor
Shu Yang
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.