Granted Patent
Utility
US 6,618,016 · App. 09/789,467
Eight-element anti-jam aircraft GPS antennas
Inventors:
Peter W. Hannan, Alfred R. Lopez, Richard J. Kumpfbeck
Patented Case
View Patent ↗
Granted: Sep 9, 2003
Filed: Feb 21, 2001
Inventors
Peter W. Hannan
Alfred R. Lopez
Richard J. Kumpfbeck
Assignee (at issue)
BAE Systems Aerospace 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.