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:
Feb. 15, 2011
Filed:
Feb. 16, 2006
Applicant:
Tsuyoshi Maeda, Kai, JP;
Inventor:
Tsuyoshi Maeda, Kai, JP;
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B 33/02 (2006.01); H01J 1/62 (2006.01);
U.S. Cl.
CPC ...
Abstract
A light-emitting device includes a light-emitting element in which a first electrode layer, a functional layer having at least a light-emitting layer, and a second electrode layer are laminated. At least one of the first electrode layer and the second electrode layer has a light-transmissive electrode layer. A refractive material layer is provided at a side of the light-transmissive electrode layer not facing the functional layer. At a side of the refractive material layer not facing the light-transmissive electrode layer, a substrate formed with irregularities on a surface thereof abutting the refractive material layer is provided.