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.:
Date of Patent:
Apr. 20, 2021
Filed:
Apr. 17, 2020
Applicant:
Nichia Corporation, Anan, JP;
Inventors:
Kohei Shima, Tokushima, JP;
Yohei Kawano, Tokushima, JP;
Assignee:
NICHIA CORPORATION, Anan, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F21V 5/04 (2006.01); F21V 5/00 (2018.01); F21V 7/00 (2006.01); F21V 7/05 (2006.01); F21V 13/04 (2006.01);
U.S. Cl.
CPC ...
F21V 5/046 (2013.01); F21V 5/007 (2013.01); F21V 7/0083 (2013.01); F21V 7/05 (2013.01); F21V 13/04 (2013.01);
Abstract
A light-emitting device includes a concentrator, a first tubular body surrounding the concentrator, one or more first light-emitting elements disposed at a position corresponding to the concentrator, and a plurality of second light-emitting elements. The first tubular body is transparent. The first tubular body has a plurality of recesses formed in an end portion of the first tubular body. Portions of the first tubular body between the recesses form light guide portions. The plurality of second light-emitting elements are disposed at positions corresponding to a plurality of the light guide portions.