Granted Patent
Utility
US 6,456,003 · App. 09/494,766
Organic electroluminescent devices and panels
Inventors:
Kenji Mori, Yoshikazu Sakaguchi
Patented Case
View Patent ↗
Granted: Sep 24, 2002
Filed: Jan 31, 2000
Inventors
Kenji Mori
Yoshikazu Sakaguchi
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.