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.

Date of Patent:
Mar. 08, 2016

Filed:

Jan. 17, 2012
Applicants:

Young-keun Lee, Cheonan-si, KR;

Chan-jae Park, Busan, KR;

Sang-chul Byun, Anyang-si, KR;

Myeong-ju Shin, Seoul, KR;

Suchang Ryu, Cheonan-si, KR;

Inventors:

Young-keun Lee, Cheonan-si, KR;

Chan-Jae Park, Busan, KR;

Sang-Chul Byun, Anyang-si, KR;

Myeong-Ju Shin, Seoul, KR;

Suchang Ryu, Cheonan-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 5/04 (2006.01); B29D 11/00 (2006.01); F21V 8/00 (2006.01); G02B 19/00 (2006.01); B29L 11/00 (2006.01); B29C 45/14 (2006.01);
U.S. Cl.
CPC ...
B29D 11/00807 (2013.01); G02B 6/003 (2013.01); G02B 19/0014 (2013.01); G02B 19/0047 (2013.01); B29C 45/14655 (2013.01); B29L 2011/0016 (2013.01); G02B 6/0068 (2013.01); G02B 6/0073 (2013.01); H01L 2224/48091 (2013.01); H01L 2224/48247 (2013.01); H01L 2924/3025 (2013.01);
Abstract

A light emitting unit may include a housing having a bottom portion parallel to an xz plane and an opened top opposite to the bottom portion, a light emitting chip on the bottom portion and generating light, and a lens which overlaps the opened top of the housing. The lens may have a convex structure with respect to the xz plane when viewed from a cross section parallel to an xy plane and a concave structure with respect to the xz plane when viewed from a cross section parallel to a yz plane.


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