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:
Dec. 10, 2019

Filed:

Aug. 20, 2018
Applicant:

Toshiba Lighting & Technology Corporation, Yokosuka-shi, Kanagawa-ken, JP;

Inventors:

Ryuji Tsuchiya, Yokosuka, JP;

Masamitsu Nagano, Yokosuka, JP;

Assignee:

Toshiba Lighting & Technology Corporation, Yokosuka-shi, Kanagawa-ken, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21S 45/10 (2018.01); F21S 43/14 (2018.01); F21V 29/77 (2015.01); F21S 45/48 (2018.01); F21V 23/06 (2006.01); F21V 25/10 (2006.01); H05K 1/02 (2006.01); H05K 1/18 (2006.01); F21Y 115/10 (2016.01); F21S 43/30 (2018.01);
U.S. Cl.
CPC ...
F21S 45/10 (2018.01); F21S 43/14 (2018.01); F21S 45/48 (2018.01); F21V 23/06 (2013.01); F21V 25/10 (2013.01); F21V 29/773 (2015.01); H05K 1/0203 (2013.01); H05K 1/181 (2013.01); F21S 43/30 (2018.01); F21Y 2115/10 (2016.08); H05K 2201/066 (2013.01); H05K 2201/10022 (2013.01); H05K 2201/10106 (2013.01); H05K 2201/10174 (2013.01); H05K 2201/10196 (2013.01);
Abstract

According to one embodiment, a vehicle lighting device includes a socket; and a light-emitting module provided on one end side of the socket. The light-emitting module includes a substrate having a wiring pattern; a plurality of light-emitting elements that are electrically connected to the wiring pattern and are connected in series to each other; and a plurality of thermistors that are electrically connected to the wiring pattern and are connected in parallel to each other. The plurality of thermistors connected in parallel to each other being connected in series with the plurality of light-emitting elements connected in series to each other.


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