Granted Patent
Utility
US 6,051,940 · App. 09/070,885
Safety control circuit for detecting the removal of lamps from a ballast and reducing the through-lamp leakage currents
Inventor:
Ganesh Arun
Patented Case
View Patent ↗
Granted: Apr 18, 2000
Filed: Apr 30, 1998
Inventor
Ganesh Arun
Assignee (at issue)
Magnetek, 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.