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:
Aug. 13, 2013
Filed:
Sep. 02, 2011
Noriyuki Nagai, Nara, JP;
Kiyomi Hagihara, Osaka, JP;
Noriyuki Nagai, Nara, JP;
Kiyomi Hagihara, Osaka, JP;
Panasonic Corporation, Osaka, JP;
Abstract
A semiconductor device includes a semiconductor substrate, an interlayer insulating filmformed on the semiconductor substrate, an electrode padformed on the interlayer insulating film, a protective filmwhich is formed on the interlayer insulating filmto cover a peripheral portion of the electrode pad, and has a first openingwhich exposes a center portion of the electrode pad, a dividerwhich is formed on the electrode padexposed from the first opening, and divides the first openinginto a plurality of second openings, and a barrier metalformed on the protective filmto fill the second openings. The divideris interposed between the electrode padand the barrier metal