Granted Patent
Utility
US 5,544,089 · App. 08/475,409
Programmable electrical energy meter using multiplexed analog-to-digital converters
Inventors:
Rodney C. Hemminger, Mark L. Munday
Patented Case
View Patent ↗
Granted: Aug 6, 1996
Filed: Jun 7, 1995
Inventors
Rodney C. Hemminger
Mark L. Munday
Assignee (at issue)
ABB Power T&D Company 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.