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 9829166 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 28, 2017

Filed:

Feb. 02, 2016
Applicant:

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

Inventors:

Yuichi Shibata, Shizuoka, JP;

Hiroyuki Ishida, Shizuoka, JP;

Takeshi Masuda, Shizuoka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 11/00 (2015.01); F21V 9/00 (2015.01); F21S 8/10 (2006.01); F21Y 115/30 (2016.01); F21Y 113/13 (2016.01);
U.S. Cl.
CPC ...
F21S 48/1145 (2013.01); F21S 48/1323 (2013.01); F21S 48/1388 (2013.01); F21S 48/1757 (2013.01); F21Y 2113/13 (2016.08); F21Y 2115/30 (2016.08);
Abstract

Vehicular lamp furnished with: a first light source emitting blue laser light having a peak wavelength in a wavelength region of 450 nm to 470 nm; a second light source emitting green laser light having a peak wavelength in a wavelength region of 510 nm to 550 nm; a third light source emitting red laser light having a peak wavelength in a wavelength region of 630 nm to 650 nm; a phosphor that by being excited by a portion of the blue laser light emitted by the first light source or of the green laser light emitted by the second light source emits excitation light having a peak wavelength in a wavelength region of 580 nm to 600 nm; and a light condensing unit for collecting the blue, green, and red laser light, and the excitation light, to generate white light.


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