Granted Patent
Utility
US 5,628,052 · App. 08/304,319
Wireless communication system using distributed switched antennas
Inventors:
Charles M. DeSantis, David J. Helmkamp, Raymond Abbott Sackett
Patented Case
View Patent ↗
Granted: May 6, 1997
Filed: Sep 12, 1994
Inventors
Charles M. DeSantis
David J. Helmkamp
Raymond Abbott Sackett
Assignee (at issue)
LUCENT TECHNOLOGIES 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.