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.:

US 9287526 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 15, 2016

Filed:

Sep. 30, 2014
Applicant:

Japan Display Inc., Tokyo, JP;

Inventors:

Toshio Miyazawa, Tokyo, JP;

Mitsuhide Miyamoto, Tokyo, JP;

Hironori Toyoda, Tokyo, JP;

Kouhei Takahashi, Tokyo, JP;

Masumi Nishimura, Tokyo, JP;

Assignee:

Japan Display Inc., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/52 (2006.01);
U.S. Cl.
CPC ...
H01L 51/5271 (2013.01); H01L 2251/5315 (2013.01);
Abstract

In an organic EL display device having plural organic EL elements each including an organic light emitting layer, an upper electrode formed on an upper side of the organic light emitting layer, and a reflective layer formed on a lower side of the organic light emitting layer, in which an image is displayed on a side of the organic light emitting layer on which the upper electrode is formed. The reflective layer in each of the organic EL elements includes a first plane, a second plane formed on a side lower than the first plane; and an inclined plane formed between the first plane and the second plane, and linearly inclined at a given angle equal to or higher than 35°, and equal to or lower than 55°.


Find Patent Forward Citations

Miyazawa, Toshio. (2016). Organic el display device (U.S. Patent No. 9287526). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9287526

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