Granted Patent
Utility
US 6,538,619 · App. 10/073,468
Antenna control system
Inventors:
William Emil Heinz, Mathias Martin Ernest Ehlen
Patented Case
View Patent ↗
Granted: Mar 25, 2003
Filed: Feb 11, 2002
Inventors
William Emil Heinz
Mathias Martin Ernest Ehlen
Assignee (at issue)
Andrew LLC
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.