Granted Patent
Utility
US 4,538,112 · App. 06/412,626
Detector using delayed and undelayed inputs for demodulating FM or PM signals
Inventor:
Richard M. Lena
Patented Case
View Patent ↗
Granted: Aug 27, 1985
Filed: Aug 30, 1982
Inventor
Richard M. Lena
Assignee (at issue)
Wang Laboratories, 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.