Granted Patent
Utility
US 6,686,922 · App. 09/746,869
Adaptive thresholding using loose gray scale template matching
Inventors:
Robert P. Loce, John C. Handley, Clara Cuciurean-Zapan
Patented Case
View Patent ↗
Granted: Feb 3, 2004
Filed: Dec 21, 2000
Inventors
Robert P. Loce
John C. Handley
Clara Cuciurean-Zapan
Assignee (at issue)
Xerox Corporation
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.