Granted Patent
Utility
US 6,835,472 · App. 10/241,448
Organic electroluminescent material and organic electroluminescent device fabricated using said material
Inventors:
Ruey-Min Chen, Chun-Che Hsu, Jun-Wen Chung
Patented Case
View Patent ↗
Granted: Dec 28, 2004
Filed: Sep 12, 2002
Inventors
Ruey-Min Chen
Chun-Che Hsu
Jun-Wen Chung
Assignee (at issue)
Chi Mei Optoelectronics Corp.
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.