Granted Patent
Utility
US 6,778,022 · App. 10/057,707
VCO with high-Q switching capacitor bank
Inventors:
Pengfei Zhang, Chet Soorapanth
Patented Case
View Patent ↗
Granted: Aug 17, 2004
Filed: Jan 24, 2002
Inventors
Pengfei Zhang
Chet Soorapanth
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.