Granted Patent
Utility
US 5,453,665 · App. 08/277,929
Single transistor electronic ballast
Inventor:
John G. Konopka
Patented Case
View Patent ↗
Granted: Sep 26, 1995
Filed: Jul 20, 1994
Inventor
John G. Konopka
Assignee (at issue)
Motorola, 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.