Granted Patent
Utility
US 5,877,592 · App. 08/742,355
Programmed-start parallel-resonant electronic ballast
Inventors:
Bryce L. Hesterman, Ben A. Beer
Patented Case
View Patent ↗
Granted: Mar 2, 1999
Filed: Nov 1, 1996
Inventors
Bryce L. Hesterman
Ben A. Beer
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.