Granted Patent
Utility
US 5,907,241 · App. 08/908,208
Current measurement methods and apparatus employing second harmonic scaling
Inventors:
Kenneth C. Shuey, Rodney C. Hemminger
Patented Case
View Patent ↗
Granted: May 25, 1999
Filed: Aug 7, 1997
Inventors
Kenneth C. Shuey
Rodney C. Hemminger
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.