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:
Aug. 26, 2025

Filed:

Jul. 04, 2022
Applicant:

Koito Manufacturing Co., Ltd., Tokyo, JP;

Inventor:

Teppei Muramatsu, Shizuoka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21S 45/48 (2018.01); F21S 41/24 (2018.01); F21S 41/255 (2018.01);
U.S. Cl.
CPC ...
F21S 45/48 (2018.01); F21S 41/24 (2018.01); F21S 41/255 (2018.01);
Abstract

A vehicular lamp () includes a substrate (), a light source (), a projection lens (), and a light guidance body () having an incident surface (). A first space () is provided between a first region () and the substrate (), the first region () including, on the incident surface (), a part of an outer peripheral edge of the incident surface (), and a second space () communicates with the first space () and is in contact with a second region () including, on the incident surface (), the other part of the outer peripheral edge of the incident surface (). A width of the second space () is wider than a width of the first space () in an emission direction of the light from the light source ().


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