Granted Patent
Utility
US 6,285,837 · App. 09/669,109
System for determining development gap width in a xerographic development system using an AC field
Inventors:
Roger W. Budnik, James M. Pacer, Scott L. Kauffman, Richard M. Maier, Michael G. Swales
Patented Case
View Patent ↗
Granted: Sep 4, 2001
Filed: Sep 25, 2000
Inventors
Roger W. Budnik
James M. Pacer
Scott L. Kauffman
Richard M. Maier
Michael G. Swales
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.