Granted Patent
Utility
US 6,178,015 · App. 09/092,263
Apparatus and method for increasing the scan accuracy and quality of the flatbed scanner by using close loop control
Inventors:
Wayne Lee, Jenn-Tsair Tsai
Patented Case
View Patent ↗
Granted: Jan 23, 2001
Filed: Jun 5, 1998
Inventors
Wayne Lee
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.