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:
Jan. 08, 2019
Filed:
Jan. 20, 2016
Applicant:
Corning Precision Materials Co., Ltd., Chungcheongnam-do, KR;
Inventors:
Joo Young Lee, Chungcheongnam-do, KR;
Seo Hyun Kim, Chungcheongnam-do, KR;
Eun Ho Choi, Chungcheongnam-do, KR;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/52 (2006.01); H01L 51/00 (2006.01); H01L 51/56 (2006.01);
U.S. Cl.
CPC ...
H01L 51/5268 (2013.01); H01L 51/00 (2013.01); H01L 51/52 (2013.01); H01L 51/5275 (2013.01); H01L 51/56 (2013.01); H01L 2251/303 (2013.01);
Abstract
The present invention provides a light extraction substrate for an organic light emitting device, comprising: a base substrate; a scattering layer formed on the base substrate and made of TiO; a plurality of first light scatterers formed inside the scattering layer and having a porous form; and a flat layer formed on the scattering layer, wherein the scattering layer is internally permeated by a part of the materials constituting the flat layer.