Granted Patent
Utility
US 5,466,933 · App. 08/287,103
Dual electron analyzer
Inventors:
Charles E. Bryson, III, Michael A. Kelly
Patented Case
View Patent ↗
Granted: Nov 14, 1995
Filed: Aug 8, 1994
Inventors
Charles E. Bryson, III
Michael A. Kelly
Assignee (at issue)
Surface/Interface, Inc.
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.