Granted Patent
Utility
US 5,121,108 · App. 07/505,736
Circuit arrangement for monitoring two operating voltages
Inventor:
Hans-Robert Schemmel
Patented Case
View Patent ↗
Granted: Jun 9, 1992
Filed: Apr 5, 1990
Inventor
Hans-Robert Schemmel
Assignee (at issue)
VLSI Technology, 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.