Granted Patent
Utility
US 6,470,168 · App. 09/790,467
ACD using an added low resolution CCD to prevent even partial printout
Inventors:
William A. Fuss, Zhigang Fan
Patented Case
View Patent ↗
Granted: Oct 22, 2002
Filed: Feb 22, 2001
Inventors
William A. Fuss
Zhigang Fan
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.