Granted Patent
Utility
US 6,640,085 · App. 09/388,371
Electronically steerable antenna array using user-specified location data for maximum signal reception based on elevation angle
Inventors:
Argyrios A. Chatzipetros, Stelios Patsiokas
Patented Case
View Patent ↗
Granted: Oct 28, 2003
Filed: Sep 1, 1999
Inventors
Argyrios A. Chatzipetros
Stelios Patsiokas
Assignee (at issue)
XM Satellite Radio 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.