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Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Yasuharu Onishi0
Junichi Yamanari0
Satoru Toguchi0
Tomohisa Gotoh0
Atsushi Kamijo0
Hitoshi Ishikawa0
Date of Patent
November 17, 2009
0Patent Application Number
108512510
Date Filed
May 24, 2004
0Patent Primary Examiner
Patent abstract
The present invention relates to an organic electroluminescent device. There is provided an organic electroluminescent device with a good luminescence property and high luminous efficiency in which the organic electroluminescent device has a diffraction grating 2 on the surface of the substrate 1 and an organic EL layer 5 including an emission layer between an anode 4 an a cathode 6 via an intermediate layer 3.
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