Stock material or miscellaneous articles – Composite – Of inorganic material
Reexamination Certificate
2011-06-07
2011-06-07
Garrett, Dawn L (Department: 1786)
Stock material or miscellaneous articles
Composite
Of inorganic material
C428S917000, C313S504000, C313S506000, C427S066000
Reexamination Certificate
active
07955718
ABSTRACT:
The organic EL element of the invention which achieves the aforementioned object is provided with a base, first and second electrode layers situated facing each other on one side of the base, and a luminescent layer situated between the electrode layers, wherein one of the first electrode layer and the second electrode layer is a hole injection electrode layer while the other is an electron injection electrode layer, an organic thin-film layer made of a vapor depositable polar organic compound with an energy gap of 3.5 eV or greater is provided between the luminescent layer and the electron injection electrode layer, and the organic thin-film layer has a thickness of 0.1 nm-4 nm.
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Inoue Tetsushi
Kambe Emiko
Garrett Dawn L
Oliff & Berridg,e PLC
TDK Corporation
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