Granted Patent
Utility
US 5,684,609 · App. 08/596,849
D.C. offset restoration for image scanners
Inventors:
Martin Potucek, George A. Hadgis
Patented Case
View Patent ↗
Granted: Nov 4, 1997
Filed: Feb 5, 1996
Inventors
Martin Potucek
George A. Hadgis
Assignee (at issue)
EASTMAN KODAK COMPANY
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.