Granted Patent
Utility
US 5,969,683 · App. 08/858,982
Radiotelephones with antenna matching switching system configurations
Inventors:
Gerard James Hayes, Howard E. Holshouser
Patented Case
View Patent ↗
Granted: Oct 19, 1999
Filed: May 20, 1997
Inventors
Gerard James Hayes
Howard E. Holshouser
Assignee (at issue)
ERICSSON GMBH
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.