Granted Patent
Utility
US 6,011,432 · App. 09/121,147
Continuous tuning of switched capacitor circuits using DC-isolated tuning elements
Inventors:
Roger A. Fratti, Douglas D. Lopata
Patented Case
View Patent ↗
Granted: Jan 4, 2000
Filed: Jul 23, 1998
Inventors
Roger A. Fratti
Douglas D. Lopata
Assignee (at issue)
LUCENT TECHNOLOGIES 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.