Granted Patent
Utility
US 4,417,183 · App. 06/394,062
Incandescent lamp driver circuit
Inventors:
Earl E. Popard, Michael F. Sedlar, Gary W. Davidson
Patented Case
View Patent ↗
Granted: Nov 22, 1983
Filed: Jul 1, 1982
Inventors
Earl E. Popard
Michael F. Sedlar
Gary W. Davidson
Assignee (at issue)
Honeywell Limited
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.