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:
Oct. 25, 2011
Filed:
Aug. 12, 2009
Yukitoshi Ota, Osaka, JP;
Hiroshige Hirano, Nara, JP;
Yutaka Itou, Kyoto, JP;
Koji Koike, Kyoto, JP;
Yukitoshi Ota, Osaka, JP;
Hiroshige Hirano, Nara, JP;
Yutaka Itou, Kyoto, JP;
Koji Koike, Kyoto, JP;
Panasonic Corporation, Osaka, JP;
Abstract
A semiconductor device includes an insulating film formed on a semiconductor substrate, a contact wiring formed in the insulating film, a protective film formed on the contact wiring and the insulating film, an opening portion formed in the protective film, the contact wiring being exposed through the opening portion, and an electrode pad formed in the opening portion, the electrode pad being electrically connected to the contact wiring. A region where the contact wiring is not provided is present below the opening portion.