Granted Patent
Utility
US 5,525,259 · App. 07/866,880
Europium-doped yttrium oxide phosphor
Inventors:
Robin W. Munn, Richard G. W. Gingerich, James E. Morse
Patented Case
View Patent ↗
Granted: Jun 11, 1996
Filed: Apr 2, 1992
Inventors
Robin W. Munn
Richard G. W. Gingerich
James E. Morse
Assignee (at issue)
GTE Products 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.