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:
Feb. 24, 2009
Filed:
Jan. 26, 2005
Applicants:
Nobuo Naito, Tokyo, JP;
Fumihiro Arakawa, Tokyo, JP;
Tadahiro Masaki, Tokyo, JP;
Inventors:
Assignee:
Dai Nippon Printing Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An electromagnetic wave shielding sheetcomprises a transparent substrate, and line partsthat define openings, provided on the transparent substrate. The line partshave a metal mesh layer, and a blackening layerA formed on the surface of the metal layer, on the side of the transparent substrate. Matted layersare formed on the side faces of the line parts, and an anticorrosive layerA is provided between the blackening layerA and the transparent substrate