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:
Nov. 15, 2011
Filed:
May. 02, 2008
Applicants:
Kiyomi Muro, Tokyo, JP;
Akihiko Happoya, Tokyo, JP;
Inventors:
Kiyomi Muro, Tokyo, JP;
Akihiko Happoya, Tokyo, JP;
Assignee:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A flexible printed circuit board includes: a base film that has electrical insulation property; a conductive pattern that is formed on the base film and including a pair of differential signal lines and a ground line; an insulating layer that is formed on the conductive pattern; a conductive layer that is formed on the insulating layer; and a connecting portion that electrically connects the ground line and the conductive layer through a penetration hole formed on the insulating layer.