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:
Aug. 14, 2012
Filed:
May. 20, 2011
Applicants:
Kwang Soo Kim, Seoul, KR;
Kyung IL Kong, Seoul, KR;
Hwayoung Kim, Seoul, KR;
Sang Jun Hong, Seoul, KR;
Inventors:
Kwang Soo Kim, Seoul, KR;
Kyung Il Kong, Seoul, KR;
Hwayoung Kim, Seoul, KR;
Sang Jun Hong, Seoul, KR;
Assignee:
LG Innotek Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21S 4/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The lighting device includes: a first body including a first surface, a second body including a second surface, a plurality of light emitting devices disposed on the first surface and the second surface, a coupler that is disposed at least one of the ends of the first and the second bodies, and a limit switch connecting and is connecting electric power supplied to the plurality of the light emitting diodes in accordance with change of a distance between the first body and the second body.