Granted Patent
Utility
US 6,252,867 · App. 09/409,546
Method and apparatus for determining remote unit location using phased array antenna elements
Inventors:
Jeff L. Pfeil, Alan P. Rottinghaus, Stephen W. Henderson, Javier J. Tapia
Patented Case
View Patent ↗
Granted: Jun 26, 2001
Filed: Sep 30, 1999
Inventors
Jeff L. Pfeil
Alan P. Rottinghaus
Stephen W. Henderson
Javier J. Tapia
Assignee (at issue)
Motorola, 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.