Granted Patent
Utility
US 4,816,770 · App. 07/072,147
Adaptive FM threshold extension demodulator
Inventor:
Gerhard Naumann
Patented Case
View Patent ↗
Granted: Mar 28, 1989
Filed: Jul 10, 1987
Inventor
Gerhard Naumann
Assignee (at issue)
Satellite Transmission Systems
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.