Granted Patent
Utility
US 6,771,029 · App. 10/108,543
Digital dimming fluorescent ballast
Inventors:
Thomas Ribarich, Cecelia Contenti
Patented Case
View Patent ↗
Granted: Aug 3, 2004
Filed: Mar 27, 2002
Inventors
Thomas Ribarich
Cecelia Contenti
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.