Granted Patent
Utility
US 5,559,402 · App. 08/296,194
Power circuit with energy recovery for driving an electroluminescent device
Inventor:
George H. Corrigan, III
Patented Case
View Patent ↗
Granted: Sep 24, 1996
Filed: Aug 24, 1994
Inventor
George H. Corrigan, III
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.