Granted Patent
Utility
US 4,757,325 · App. 06/912,702
Method for designing sector beam antennas
Inventors:
James D. Thompson, Gregory S. Czuba
Patented Case
View Patent ↗
Granted: Jul 12, 1988
Filed: Sep 26, 1986
Inventors
James D. Thompson
Gregory S. Czuba
Assignee (at issue)
Hughes Aircraft Company
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.