Granted Patent
Utility
US 4,810,982 · App. 07/111,901
Coaxial transmission-line matrix including in-plane crossover
Inventor:
Mon N. Wong
Patented Case
View Patent ↗
Granted: Mar 7, 1989
Filed: Oct 23, 1987
Inventor
Mon N. Wong
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.