The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 11, 2016
Filed:
Oct. 18, 2011
Applicants:
Jingbo LI, Kanagawa, JP;
Shinichiro Sonoda, Kanagawa, JP;
Inventors:
Jingbo Li, Kanagawa, JP;
Shinichiro Sonoda, Kanagawa, JP;
Assignee:
UDC Ireland Limited, Dublin, IE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 29/08 (2006.01); H01L 35/24 (2006.01); H01L 51/00 (2006.01); H01L 51/52 (2006.01);
U.S. Cl.
CPC ...
H01L 51/5268 (2013.01); H01L 51/5262 (2013.01); H01L 51/5221 (2013.01); H01L 2251/558 (2013.01);
Abstract
Provided is an organic electroluminescent device including, in an order mentioned: a reflective electrode; an organic electroluminescent layer; a light extraction layer; and a transparent substrate, wherein a ratio (w/d) is 9 or more where 'd' denotes a total average thickness from the organic electroluminescent layer to the transparent substrate and 'w' denotes a minimum width of a non-light-emitting region present outside of an outer periphery of an effective light-emitting region in the organic electroluminescent layer.