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:
Apr. 16, 2013
Filed:
Dec. 28, 2006
Dae Chul Park, Suwon-si, KR;
Jin Seo, Daejeon, KR;
Jae Young Choi, Seoul, KR;
Tae Soon Park, Suwon-si, KR;
Jin Woo Yeo, Seoul, KR;
Dae Chul Park, Suwon-si, KR;
Jin Seo, Daejeon, KR;
Jae Young Choi, Seoul, KR;
Tae Soon Park, Suwon-si, KR;
Jin Woo Yeo, Seoul, KR;
Samsung Corning Precision Materials Co., Ltd., Gyeongsangbuk-do, KR;
Abstract
An external light-shielding layer, a display filter including the external light-shielding layer and a display apparatus including the display filter to enhance brightness, a viewing angle, and a contrast ratio. The external light-shielding layer including: a base substrate including a transparent resin; and wedge-shaped light-shielding patterns spaced apart from each other in a surface of the base substrate at predetermined intervals, and made of a resin including a coloring agent having a concentration of about 0.5% to about 1.5% by weight.