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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 12669641 B1

PDFFull Text
Date of Patent:
Jun. 30, 2026

Filed:

Nov. 26, 2024

Illumination device

Applicant:

Toyoda Gosei Co., Ltd., Kiyosu, JP;

Inventors:

Kazuma Muramatsu, Aichi-ken, JP;

Akitoshi Naganawa, Aichi-ken, JP;

Itsuhiko Hirota, Aichi-ken, JP;

Assignee:

TOYODA GOSEI CO., LTD., Aichi-pref, JP;

Attorney:

Posz Law Group, PLC

Primary Examiner:

Colin J Cattanach

Int. Cl.
CPC ...
F21V 8/00 (2006.01); B60Q 3/283 (2017.01); B60Q 3/62 (2017.01); B60Q 3/64 (2017.01); B60Q 3/66 (2017.01); B60R 11/00 (2006.01); F21V 17/12 (2006.01); F21V 17/16 (2006.01); F21Y 105/18 (2016.01);
U.S. Cl.
CPC ...
G02B 6/0091 (2013.01); B60Q 3/283 (2017.02); B60Q 3/62 (2017.02); B60Q 3/66 (2017.02); B60Q 3/64 (2017.02); B60R 2011/001 (2013.01); F21V 17/12 (2013.01); F21V 17/16 (2013.01); F21V 17/164 (2013.01); F21Y 2105/18 (2016.08); G02B 6/001 (2013.01);
Abstract

An illumination device is to be provided in a steering wheel. The illumination device includes a substrate provided with a light emitting element on a surface of the substrate, a cover member that forms a part of an outer surface of the steering wheel and has light transmission of emitting visible light output from the light emitting element to an outside of the steering wheel, a light guiding member configured to guide the visible light output from the light emitting element to the cover member, and a base member to which the substrate and the cover member are attached and which holds the substrate and the cover member. The light guiding member is held by being sandwiched between the substrate and the base member.

Find Patent Forward Citations

Muramatsu, Kazuma. (2026). Illumination device (U.S. Patent No. 12669641). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12669641

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

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