Granted Patent
Utility
US 4,899,157 · App. 07/332,135
Leading edge detector/reply quantizer
Inventors:
Norman R. Sanford, Bernard J. Lyons, Robert C. Yienger
Patented Case
View Patent ↗
Granted: Feb 6, 1990
Filed: Apr 3, 1989
Inventors
Norman R. Sanford
Bernard J. Lyons
Robert C. Yienger
Assignee (at issue)
AlliedSignal, 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.