Granted Patent
Utility
US 6,701,138 · App. 09/878,461
Power amplifier control
Inventors:
Darrell G. Epperson, Leendert Quist
Patented Case
View Patent ↗
Granted: Mar 2, 2004
Filed: Jun 11, 2001
Inventors
Darrell G. Epperson
Leendert Quist
Assignee (at issue)
RF Micro Devices, 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.