Granted Patent
Utility
US 5,574,356 · App. 08/272,346
Active neutral current compensator
Inventor:
Kevin L. Parker
Patented Case
View Patent ↗
Granted: Nov 12, 1996
Filed: Jul 8, 1994
Inventor
Kevin L. Parker
Assignee (at issue)
NORTHROP GRUMMAN CORPORATION
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.