Granted Patent
Utility
US 4,853,610 · App. 07/279,885
Precision temperature-stable current sources/sinks
Inventor:
Heinrich Schade, Jr.
Patented Case
View Patent ↗
Granted: Aug 1, 1989
Filed: Dec 5, 1988
Inventor
Heinrich Schade, Jr.
Assignee (at issue)
Harris Semiconductor Patents, 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.