Granted Patent
Utility
US 6,353,486 · App. 09/632,206
Device for improving scanning quality of image scanner
Inventor:
Jenn-Tsair Tsai
Patented Case
View Patent ↗
Granted: Mar 5, 2002
Filed: Aug 2, 2000
Inventor
Jenn-Tsair Tsai
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.