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:
May. 05, 2009
Filed:
Sep. 30, 2005
Hideo Aizawa, Tokyo, JP;
Hideo Aizawa, Tokyo, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Abstract
An electronic card includes a printed circuit board which has a nonvolatile semiconductor memory mounted on one surface thereof, a card case covering the one surface of the printed circuit board, signal pins provided in one side on the other surface of the printed circuit board, a circuit pattern provided on the one surface of the printed circuit board, a first ground pattern provided on the one surface of the printed circuit board, the first ground pattern being electrically connected to the signal pin which is supplied with a grounding potential in a case where the electronic card is equipped with a host apparatus and a first insulator film provided on the one surface of the printed circuit board, and the first insulator film having a first opening in which the first ground pattern is exposed.