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:
Sep. 30, 2014
Filed:
Nov. 07, 2011
Applicants:
Jong Chan Park, Seoul, KR;
Young Jin Kim, Seoul, KR;
Inventors:
Jong Chan Park, Seoul, KR;
Young Jin Kim, Seoul, KR;
Assignee:
LG Innotek Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 1/62 (2006.01); H01J 63/04 (2006.01); F21V 9/16 (2006.01); F21K 99/00 (2010.01); F21V 3/00 (2006.01); F21V 3/04 (2006.01); F21Y 101/02 (2006.01); F21V 29/00 (2006.01); F21V 15/01 (2006.01);
U.S. Cl.
CPC ...
F21K 9/56 (2013.01); F21V 3/0463 (2013.01); F21Y 2101/02 (2013.01); F21V 9/16 (2013.01); F21V 3/0481 (2013.01); F21V 29/004 (2013.01); F21V 15/011 (2013.01); F21V 29/2206 (2013.01); F21V 3/00 (2013.01); F21K 9/135 (2013.01); F21K 9/00 (2013.01);
Abstract
A lighting device including a photoluminescent plate may be provided that includes a light source and a photoluminescent plate disposed over the light source. The photoluminescent plate includes a base layer and a first phosphor layer. The base layer transmits light and has a first roughness on one surface thereof. The first phosphor layer is disposed on the one surface of the base layer and includes a first phosphor.