Granted Patent
Utility
US 6,603,274 · App. 10/115,613
Dimming ballast for compact fluorescent lamps
Inventors:
Thomas Ribarich, Peter Green
Patented Case
View Patent ↗
Granted: Aug 5, 2003
Filed: Apr 2, 2002
Inventors
Thomas Ribarich
Peter Green
Assignee (at issue)
International Rectifier 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.