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.

Date of Patent:
Mar. 22, 2011

Filed:

Apr. 27, 2007
Applicants:

Kazunori Inoue, Tokyo, JP;

Nobuaki Ishiga, Kumamoto, JP;

Kensuke Nagayama, Kumamoto, JP;

Kazumasa Kawase, Tokyo, JP;

Inventors:

Kazunori Inoue, Tokyo, JP;

Nobuaki Ishiga, Kumamoto, JP;

Kensuke Nagayama, Kumamoto, JP;

Kazumasa Kawase, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 23/48 (2006.01);
U.S. Cl.
CPC ...
Abstract

A semiconductor device includes a semiconductor layer, an Al alloy film electrically connected to the semiconductor layer, and a transparent electrode layer directly contacting with the Al alloy film at least over an insulating substrate. The Al alloy film includes one or more kinds of elements selected from Fe, Co and Ni in total of 0.5 to 10 mol %, and a remaining substantially comprises Al.


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