Granted Patent
Utility
US 4,980,692 · App. 07/443,464
Frequency independent circular array
Inventors:
Ronald M. Rudish, Peter J. McVeigh
Patented Case
View Patent ↗
Granted: Dec 25, 1990
Filed: Nov 29, 1989
Inventors
Ronald M. Rudish
Peter J. McVeigh
Assignee (at issue)
AIL Systems, 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.