Granted Patent
Utility
US 5,903,246 · App. 08/832,890
Circuit and method for driving an organic light emitting diode (O-LED) display
Inventor:
Andrew G. F. Dingwall
Patented Case
View Patent ↗
Granted: May 11, 1999
Filed: Apr 4, 1997
Inventor
Andrew G. F. Dingwall
Assignee (at issue)
Sarnoff 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.