Granted Patent
Utility
US 6,753,738 · App. 10/180,783
Impedance tuning circuit
Inventor:
Rex Baird
Patented Case
View Patent ↗
Granted: Jun 22, 2004
Filed: Jun 25, 2002
Inventor
Rex Baird
Assignee (at issue)
Silicon Laboratories 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.