Granted Patent
Utility
US 6,462,821 · App. 09/552,946
Developability sensor with diffuse and specular optics array
Inventors:
Michael D. Borton, Fred F. Hubble, III
Patented Case
View Patent ↗
Granted: Oct 8, 2002
Filed: Apr 20, 2000
Inventors
Michael D. Borton
Fred F. Hubble, III
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.