Granted Patent
Utility
US 4,146,844 · App. 05/846,743
Feed-forward amplifier
Inventor:
Patrick A. Quinn
Patented Case
View Patent ↗
Granted: Mar 27, 1979
Filed: Oct 31, 1977
Inventor
Patrick A. Quinn
Assignee (at issue)
Tektronix, 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.