Granted Patent
Utility
US 4,387,461 · App. 06/242,777
Experientially determined signal quality measurement device for antipodal data
Inventor:
Randall G. Evans
Patented Case
View Patent ↗
Granted: Jun 7, 1983
Filed: Mar 11, 1981
Inventor
Randall G. Evans
Assignee (at issue)
Ford Aerospace & Communications 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.