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:
Jul. 16, 2019
Filed:
Oct. 30, 2015
Applicant:
Lg Innotek Co., Ltd., Seoul, KR;
Inventor:
Lee Im Kang, Seoul, KR;
Assignee:
LG INNOTEK CO., LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 5/04 (2006.01); G02B 3/08 (2006.01); G02B 19/00 (2006.01); G02F 1/1335 (2006.01);
U.S. Cl.
CPC ...
F21V 5/045 (2013.01); G02B 3/08 (2013.01); G02B 19/0028 (2013.01); G02B 19/0061 (2013.01); G02F 1/133606 (2013.01); G02F 1/133603 (2013.01); G02F 2001/133607 (2013.01);
Abstract
A light emitting apparatus is disclosed. The light emitting apparatus includes a light source and a lens located on the light source, wherein the lens includes an upper surface, a lower surface located under the upper surface such that the lower surface is opposite to the light source, and a lateral surface connected between the upper surface and the lower surface, and wherein the lateral surface includes a plurality of segments inclined at different angles, at least one of the segments having a pattern, the pattern having root mean square (RMS) roughness including holes and rods.