Granted Patent
Utility
US 6,836,069 · App. 10/361,616
Organic EL display device
Inventor:
Daisuke Iga
Patented Case
View Patent ↗
Granted: Dec 28, 2004
Filed: Feb 11, 2003
Inventor
Daisuke Iga
Assignee (at issue)
SAMSUNG DISPLAY CO., LTD.
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.