Granted Patent
Utility
US 4,724,397 · App. 06/880,391
Trimmable differential amplifier having a zero temperature coefficient offset voltage and method
Inventor:
William F. Davis
Patented Case
View Patent ↗
Granted: Feb 9, 1988
Filed: Jun 30, 1986
Inventor
William F. Davis
Assignee (at issue)
Motorola, 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.