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. 25, 2010
Filed:
Apr. 02, 2007
Applicants:
Kosuke Yahata, Aichi-ken, JP;
Koichi Goshonoo, Aichi-ken, JP;
Miki Moriyama, Aichi-ken, JP;
Inventors:
Assignee:
Toyoda Gosei Co., Ltd., Nishikasugai-gun, Aichi-ken, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 33/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A semiconductor light emitting element has an electrode formed on a semiconductor layer, a passivation film covering a part of a top surface of the electrode, and a multilayer film formed on the electrode. The multilayer film has at least one pair of a Ti layer and a Ni layer, the Ti layer and the Ni layer being stacked alternately in the multilayer film.