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. 20, 2021

Filed:

Sep. 27, 2019
Applicant:

Nichia Corporation, Anan, JP;

Inventors:

Shimpei Sasaoka, Tokushima, JP;

Toshiyuki Hashimoto, Anan, JP;

Yoshihiro Sho, Anan, JP;

Toshinobu Katsumata, Anan, JP;

Assignee:

NICHIA CORPORATION, Anan, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 33/00 (2010.01); H01L 33/08 (2010.01); H01L 33/10 (2010.01); H01L 33/50 (2010.01);
U.S. Cl.
CPC ...
H01L 33/08 (2013.01); H01L 33/10 (2013.01); H01L 33/502 (2013.01);
Abstract

A light emitting device includes a substrate, a plurality of light sources, a partitioning member and a diffuser panel. The light sources are arranged on the substrate. Each of the light sources has a light emitting diode. The partitioning member includes a plurality of wall portions defining a plurality of sections respectively surrounding at least one of the light sources. The wall portions include top portions. The diffuser panel is arranged above the light sources. The diffuser panel defines a plurality of grooves respectively accommodating the top portions of the partitioning member.


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