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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 10391928 B1

PDFFull Text
Date of Patent:
Aug. 27, 2019

Filed:

Jul. 09, 2018

Lighting tool for vehicle

Applicant:

Stanley Electric Co., Ltd., Tokyo, JP;

Inventors:

Takeshi Waragaya, Tokyo, JP;

Takashi Sugiyama, Tokyo, JP;

Assignee:

STANLEY ELECTRIC CO., LTD., Tokyo, JP;

Attorney:

Kenealy Vaidya LLP

Primary Examiner:

Tung X Le

Assistant Examiner:

Henry Luong

Int. Cl.
CPC ...
F21S 41/675 (2018.01); G02B 26/02 (2006.01); B60Q 1/16 (2006.01); F21S 41/147 (2018.01); F21S 41/663 (2018.01); F21S 41/16 (2018.01); F21S 41/153 (2018.01); G02B 26/08 (2006.01);
U.S. Cl.
CPC ...
B60Q 1/16 (2013.01); F21S 41/147 (2018.01); F21S 41/153 (2018.01); F21S 41/16 (2018.01); F21S 41/663 (2018.01); F21S 41/675 (2018.01); B60Q 2300/054 (2013.01); B60Q 2300/112 (2013.01); B60Q 2300/32 (2013.01); B60Q 2400/50 (2013.01); G02B 26/0833 (2013.01);
Abstract

A lighting tool for a vehicle that radiates light from a vehicle toward a road surface, the lighting tool for a vehicle including a light source device, a light modulation device that modulates light emitted from the light source device to form multi-gradation light including a high gradation part, a low gradation part and a zero gradation part, a projection unit that projects the multi-gradation light emitted from the light modulation device to the road surface as a light distribution pattern, and a control unit that controls the light source device and the light modulation device, wherein the light modulation device forms a drawing pattern as the high gradation part which is surrounded by the low gradation part in the light distribution pattern.

Find Patent Forward Citations

Waragaya, Takeshi. (2019). Lighting tool for vehicle (U.S. Patent No. 10391928). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10391928

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

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