Granted Patent
Utility
US 5,633,640 · App. 08/349,592
Method and apparatus for a data converter with a single operational amplifier
Inventors:
Todd L. Barker, Alan L. Westwick
Patented Case
View Patent ↗
Granted: May 27, 1997
Filed: Dec 5, 1994
Inventors
Todd L. Barker
Alan L. Westwick
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.