Granted Patent
Utility
US 6,569,706 · App. 09/955,867
Fabrication of organic light emitting diode using selective printing of conducting polymer layers
Inventors:
Hash Pakbaz, Karl Pichler
Patented Case
View Patent ↗
Granted: May 27, 2003
Filed: Sep 19, 2001
Inventors
Hash Pakbaz
Karl Pichler
Assignee (at issue)
OSRAM Opto Semiconductors GmbH
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.