Granted Patent
Utility
US 6,411,735 · App. 09/158,868
Method and apparatus for distinguishing between noisy continuous tone document types and other document types to maintain reliable image segmentation
Inventors:
Leon C. Williams, Raymond J. Clark, Stuart A. Schweid
Patented Case
View Patent ↗
Granted: Jun 25, 2002
Filed: Sep 23, 1998
Inventors
Leon C. Williams
Raymond J. Clark
Stuart A. Schweid
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.