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. 27, 2011
Filed:
Nov. 27, 2008
Syunsuke Kimura, Hyogo, JP;
Syunsuke Kimura, Hyogo, JP;
Panasonic Corporation, Osaka, JP;
Abstract
Disclosed is a plasma display panel wherein reduction of reflection and improvement in contrast and sharpness of image light can be attained at the same time. Specifically disclosed is a plasma display panel () comprising a front plate () and a back plate () arranged at a distance from each other, a partition wall () for dividing the discharge space formed between the front plate () and the back plate (), a phosphor layer () formed within a discharge cell () defined by the partition wall (), electrodes respectively arranged on the front plate () and the back plate () for producing a discharge within the discharge cell (), and a front filter () arranged on the viewer side of the front plate (). The front filter () has two resin layers () having different refractive indexes on the viewer side, and the viewer side surface of the front filter () and the interface between the two resin layers () respectively have fine recesses and projections.