Granted Patent
Utility
US 5,140,280 · App. 07/753,129
Rail-to-rail output stage of an operational amplifier
Inventors:
Robert L. Vyne, Thomas D. Petty, Rikki Koda
Patented Case
View Patent ↗
Granted: Aug 18, 1992
Filed: Aug 30, 1991
Inventors
Robert L. Vyne
Thomas D. Petty
Rikki Koda
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.