Granted Patent
Utility
US 6,211,809 · App. 09/145,359
Surface-based passive millimeter-wave landing aid
Inventor:
Gerald J. Stiles
Patented Case
View Patent ↗
Granted: Apr 3, 2001
Filed: Sep 1, 1998
Inventor
Gerald J. Stiles
Assignee (at issue)
TRW Limited
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.