Granted Patent
Utility
US 6,807,118 · App. 10/350,398
Adjustable offset differential amplifier
Inventor:
Frederick Perner
Patented Case
View Patent ↗
Granted: Oct 19, 2004
Filed: Jan 23, 2003
Inventor
Frederick Perner
Assignee (at issue)
Hewlett-Packard Development Company, L.P.
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.