Granted Patent
Utility
US 6,136,622 · App. 09/200,520
Organic EL device and method of manufacturing the same
Inventors:
Shinichi Fukuzawa, Hiroshi Suzuki
Patented Case
View Patent ↗
Granted: Oct 24, 2000
Filed: Nov 25, 1998
Inventors
Shinichi Fukuzawa
Hiroshi Suzuki
Assignee (at issue)
NEC 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.