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. 30, 2011
Filed:
Aug. 07, 2008
Ming-lung Chen, Taoyuan County, TW;
Chun-chang Hung, Hsinchu, TW;
Tai-hao Chang, Changhua County, TW;
Hsiu-mei Fang, Kaohsiung, TW;
Chiu-chun Chen, Hsinchu County, TW;
Ming-Lung Chen, Taoyuan County, TW;
Chun-Chang Hung, Hsinchu, TW;
Tai-Hao Chang, Changhua County, TW;
Hsiu-Mei Fang, Kaohsiung, TW;
Chiu-Chun Chen, Hsinchu County, TW;
AU Optronics Corporation, Hsinchu, TW;
Abstract
A light diffusion device including a light incident surface and a light exit surface is provided. The light exit surface has at least one light scattering pattern. A trajectory of the light scattering pattern is a continuous curve. The continuous curve is winded to form a plurality of closed patterns in sequence on the light exit surface, and two adjacent closed patterns at least overlap partly.