Granted Patent
Utility
US 6,765,439 · App. 10/661,749
Impedance matching for a power amplifier system
Inventor:
Kevin Choi
Patented Case
View Patent ↗
Granted: Jul 20, 2004
Filed: Sep 12, 2003
Inventor
Kevin Choi
Assignee (at issue)
Skyworks Solutions, 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.