Granted Patent
Utility
US 4,949,029 · App. 07/220,121
Adjustment circuit and method for solid-state electricity meter
Inventors:
David M. Cooper, Ferrokh Khandaghabadi
Patented Case
View Patent ↗
Granted: Aug 14, 1990
Filed: Jul 15, 1988
Inventors
David M. Cooper
Ferrokh Khandaghabadi
Assignee (at issue)
Schulmberger Industries, 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.