Granted Patent
Utility
US 5,298,857 · App. 07/863,855
Electrical energy meter with a precision integrator for current measurement
Inventors:
John T. Voisine, Christopher L. Anderson, Robert E. Slaven
Patented Case
View Patent ↗
Granted: Mar 29, 1994
Filed: Apr 6, 1992
Inventors
John T. Voisine
Christopher L. Anderson
Robert E. Slaven
Assignee (at issue)
Landis & Gyr Metering, 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.