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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 11189809 B1

PDFFull Text
Date of Patent:
Nov. 30, 2021

Filed:

Oct. 28, 2015

Organic el device and display unit

Applicant:

Sony Corporation, Tokyo, JP;

Inventors:

Toshiaki Imai, Kanagawa, JP;

Emiko Kambe, Kanagawa, JP;

Hideki Kobayashi, Kanagawa, JP;

Jiro Yamada, Kanagawa, JP;

Assignee:

SONY CORPORATION, Tokyo, JP;

Attorney:

Chip Law Group

Primary Examiner:

Andrew K Bohaty

Int. Cl.
CPC ...
H01L 51/54 (2006.01); H01L 51/50 (2006.01); C09K 11/06 (2006.01); G09F 9/30 (2006.01); H01L 27/32 (2006.01); C07D 519/00 (2006.01); C07D 401/14 (2006.01); C07D 235/08 (2006.01); C07D 401/04 (2006.01); H01L 51/52 (2006.01); C07D 235/20 (2006.01); H01L 51/00 (2006.01); C07D 235/18 (2006.01); C07D 471/04 (2006.01); H05B 33/12 (2006.01); H05B 33/22 (2006.01); C07C 15/28 (2006.01);
U.S. Cl.
CPC ...
H01L 51/5012 (2013.01); C07D 235/08 (2013.01); C07D 235/18 (2013.01); C07D 235/20 (2013.01); C07D 401/04 (2013.01); C07D 401/14 (2013.01); C07D 471/04 (2013.01); C07D 519/00 (2013.01); C09K 11/06 (2013.01); G09F 9/30 (2013.01); H01L 27/32 (2013.01); H01L 51/0012 (2013.01); H01L 51/0052 (2013.01); H01L 51/0072 (2013.01); H01L 51/50 (2013.01); H01L 51/5004 (2013.01); H01L 51/508 (2013.01); H01L 51/5096 (2013.01); H01L 51/5209 (2013.01); H05B 33/12 (2013.01); H05B 33/22 (2013.01); C07C 15/28 (2013.01); H01L 2251/558 (2013.01);
Abstract

An organic EL device of the disclosure includes: a first electrode and a second electrode; and an organic layer provided between the first electrode and the second electrode. The organic layer includes a light-emitting layer. The organic layer includes, between the first electrode and the light-emitting layer, a first layer that contains a polycyclic aromatic hydrocarbon compound having orientation, and a second layer that contains a larger amount of nitrogen element than the first layer.

Find Patent Forward Citations

Imai, Toshiaki. (2021). Organic el device and display unit (U.S. Patent No. 11189809). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11189809

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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