Granted Patent
Utility
US 5,661,442 · App. 08/678,355
Amplitude control system having parallel integrating signal paths
Inventor:
Stephen T. Sparks
Patented Case
View Patent ↗
Granted: Aug 26, 1997
Filed: Jul 2, 1996
Inventor
Stephen T. Sparks
Assignee (at issue)
Hewlett-Packard 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.