Granted Patent
Utility
US 5,129,099 · App. 07/330,638
Reciprocal hybrid mode RF circuit for coupling RF transceiver to an RF radiator
Inventor:
Roger G. Roberts
Patented Case
View Patent ↗
Granted: Jul 7, 1992
Filed: Mar 30, 1989
Inventor
Roger G. Roberts
Assignee (at issue)
Electromagnetic Sciences, 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.