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:
Dec. 14, 2010
Filed:
Dec. 07, 2007
Applicants:
Hong Rae Cha, Seoul, KR;
Ji Hoon Sohn, Seoul, KR;
Eun Seong Seo, Seoul, KR;
Joon Kwon Moon, Seoul, KR;
Woon Seo Shin, Seoul, KR;
Inventors:
Hong Rae Cha, Seoul, KR;
Ji Hoon Sohn, Seoul, KR;
Eun Seong Seo, Seoul, KR;
Joon Kwon Moon, Seoul, KR;
Woon Seo Shin, Seoul, KR;
Assignee:
LG Electronics Inc., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 17/49 (2006.01);
U.S. Cl.
CPC ...
Abstract
A filter and a plasma display device (PDP) having the same may include a plasma display panel, an EMI shielding sheet having a plurality of shielding layers each including three or more thin film layers, and a protection sheet including a base unit having a plurality of grooves formed in one surface thereof and a plurality of pattern units formed in the grooves and having a different refractive index from that of the base unit.