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:
Apr. 23, 2013
Filed:
Jun. 25, 2012
Hidefumi Yasuda, Fukuoka-ken, JP;
Yuko Kato, Fukuoka-ken, JP;
Yasuharu Sugawara, Kanagawa-ken, JP;
Toshiyuki Terada, Fukuoka-ken, JP;
Kazuyoshi Furukawa, Kanagawa-ken, JP;
Hidefumi Yasuda, Fukuoka-ken, JP;
Yuko Kato, Fukuoka-ken, JP;
Yasuharu Sugawara, Kanagawa-ken, JP;
Toshiyuki Terada, Fukuoka-ken, JP;
Kazuyoshi Furukawa, Kanagawa-ken, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Abstract
A semiconductor light emitting device includes: a support substrate; a metal layer provided on the support substrate; a semiconductor layer provided on the metal layer and including a light emitting layer; a contact layer containing a semiconductor, selectively provided between the semiconductor layer and the metal layer, and being in contact with the semiconductor layer and the metal layer; and an insulating film provided between the semiconductor layer and the metal layer at a position not overlapping the contact layer.