Granted Patent
Utility
US 6,285,333 · App. 09/315,468
Method and apparatus for changing the electrical characteristics of an antenna in a communications system
Inventors:
John D. Reed, Steven T. Dunbar
Patented Case
View Patent ↗
Granted: Sep 4, 2001
Filed: May 20, 1999
Inventors
John D. Reed
Steven T. Dunbar
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.