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:
Jan. 07, 2020
Filed:
Sep. 14, 2017
Applicant:
Nichia Corporation, Anan-shi, Tokushima, JP;
Inventors:
Assignee:
NICHIA CORPORATION, Anan-Shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 7/22 (2018.01); G02F 1/1335 (2006.01); F21V 9/30 (2018.01); F21V 13/08 (2006.01); F21V 7/00 (2006.01); G02F 1/13357 (2006.01); F21Y 115/30 (2016.01); F21Y 105/16 (2016.01); F21Y 115/10 (2016.01);
U.S. Cl.
CPC ...
F21V 7/22 (2013.01); F21V 7/0083 (2013.01); F21V 9/30 (2018.02); F21V 13/08 (2013.01); G02F 1/133603 (2013.01); G02F 1/133605 (2013.01); G02F 1/133606 (2013.01); G02F 1/133611 (2013.01); F21Y 2105/16 (2016.08); F21Y 2115/10 (2016.08); F21Y 2115/30 (2016.08); G02F 2001/133557 (2013.01); G02F 2001/133614 (2013.01);
Abstract
A light emitting device includes: a mounting board; a plurality of light sources positioned on the mounting board; a light diffusion plate; a half mirror positioned between the light diffusion plate and the plurality of light sources; and a plurality of diffuse reflectors positioned between the mounting board and the light diffusion plate, and above at least part of each emission face of the plurality of light sources.