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.

Date of Patent:
Jul. 19, 2022

Filed:

Jun. 05, 2020
Applicant:

Nichia Corporation, Anan, JP;

Inventor:

Yusuke Aoki, Anan, JP;

Assignee:

NICHIA CORPORATION, Anan, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 33/32 (2010.01); H01L 33/38 (2010.01); H01L 33/00 (2010.01); H01L 33/58 (2010.01); H01L 33/62 (2010.01); H01L 33/20 (2010.01);
U.S. Cl.
CPC ...
H01L 33/32 (2013.01); H01L 33/007 (2013.01); H01L 33/0093 (2020.05); H01L 33/20 (2013.01); H01L 33/38 (2013.01); H01L 33/58 (2013.01); H01L 33/62 (2013.01); H01L 2933/0025 (2013.01); H01L 2933/0058 (2013.01);
Abstract

A light emitting element comprises: a semiconductor layered body including a first semiconductor layer of a first conductivity type, a second semiconductor layer of a second conductivity type, and a light emitting layer provided between the first semiconductor layer and the second semiconductor layer; and a dielectric member being in contact with the first semiconductor layer. The first semiconductor layer refractive index with respect to a wavelength of light differs from the light emitting layer refractive index with respect to the wavelength of light. The dielectric member comprises a first dielectric portion and a second dielectric portion. In a second direction that is perpendicular to a first direction that extends from the second semiconductor layer to the first semiconductor layer, a first portion of the first semiconductor layer is positioned between the first dielectric portion and the second dielectric portion. The first dielectric portion comprises the first surface and the second surface. In the first direction, the first surface is positioned between the second surface and the first semiconductor layer. The first surface is inclined relative to the first direction.


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Aoki, Yusuke. (2022). Light emitting element and method of manufacturing same (U.S. Patent No. 11393953). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11393953

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