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:
Oct. 15, 2024

Filed:

Jun. 08, 2023
Applicant:

Nichia Corporation, Anan, JP;

Inventors:

Satoru Niimi, Itano-gun, JP;

Ryuma Marume, Anan, JP;

Assignee:

NICHIA CORPORATION, Anan, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/13357 (2006.01); F21V 8/00 (2006.01); G02F 1/1335 (2006.01);
U.S. Cl.
CPC ...
G02F 1/133603 (2013.01); G02B 6/0021 (2013.01); G02B 6/0036 (2013.01); G02B 6/0068 (2013.01); G02F 1/133524 (2013.01);
Abstract

A light-emitting module includes a light source unit, and a light guide member surrounding the light source unit in a plan view and including a first hole portion opening on a side of a first surface of the light guide member and a second hole portion and a third hole portion, the second hole portion and the third hole portion are aligned in a first direction, a depth of the first hole portion from the first surface is shallower than a depth of the second hole portion from the first surface and a depth of the third hole portion from the first surface, and in the plan view, a maximum length of the second hole portion in the first direction is longer than a maximum length of the second hole portion in a second direction orthogonal to the first direction.


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