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:
Mar. 01, 2016
Filed:
Jun. 29, 2012
Jun Phill Eom, Seoul, KR;
Dong Mug Seong, Seoul, KR;
Beom Sun Hong, Seoul, KR;
Dong Hyun Lee, Seoul, KR;
Yong IN Lee, Seoul, KR;
Jun Phill Eom, Seoul, KR;
Dong Mug Seong, Seoul, KR;
Beom Sun Hong, Seoul, KR;
Dong Hyun Lee, Seoul, KR;
Yong In Lee, Seoul, KR;
LG INNOTEK CO., LTD., Seoul, KR;
Abstract
The present invention relates to an lighting device capable of reducing UGR (Unified Glare Rating) characterized by comprising the frame portion formed at the peripheral area in which the printed circuit board mounted with a light source and the light source are arranged, and the inserting portion into which the diffusing plate and the optical plate are inserted at the inside of the frame portion simultaneously. Particularly, an air gap can be formed on the closed adhered surface of the optical plate and the diffusing plate.