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:
May. 13, 2014
Filed:
Sep. 22, 2011
Chun-ming Lai, Yuanli Township, Miaoli County, TW;
Shih-chin Chou, Kaohsiung, TW;
Chin-kun Hsieh, Hsinchu, TW;
Mei-fen Lin, New Taipei, TW;
Chun-Ming Lai, Yuanli Township, Miaoli County, TW;
Shih-Chin Chou, Kaohsiung, TW;
Chin-Kun Hsieh, Hsinchu, TW;
Mei-Fen Lin, New Taipei, TW;
Lextar Electronics Corporation, Hsinchu, TW;
Abstract
A cover and a lamp structure. The cover whose curvature has a light incident surface and a light outgoing surface, and includes a plurality of 3D micro-structures disposed thereon and arranged in the form of an array. When a light is emitted into the light outgoing surface from the light incident surface, the light emitting angle of the light outgoing surface is increased through the refraction of the 3D micro-structures, so that the occurrence of mura or spots due to uneven distribution of the light is avoid.