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:
Nov. 05, 2013
Filed:
Oct. 23, 2007
Yoshiaki Watanabe, Kanagawa, JP;
Tomonori Hino, Kanagawa, JP;
Nobukata Okano, Kanagawa, JP;
Hisayoshi Kuramochi, Kanagawa, JP;
Tatsuo Ohashi, Kanagawa, JP;
Yoshiaki Watanabe, Kanagawa, JP;
Tomonori Hino, Kanagawa, JP;
Nobukata Okano, Kanagawa, JP;
Hisayoshi Kuramochi, Kanagawa, JP;
Tatsuo Ohashi, Kanagawa, JP;
Sony Corporation, Tokyo, JP;
Abstract
A light-emitting device includes a first compound semiconductor layer, an active layer, and a second compound semiconductor layer; a second electrode formed on the second compound semiconductor layer; an insulating layer covering the second electrode; a first opening provided to pass through the insulating layer, the second electrode, the second compound semiconductor layer, and the active layer; a second opening provided to pass through the insulating layer; a first electrode formed on an exposed portion of the first compound semiconductor layer at the bottom of the first opening; a first electrode extension extending from the first electrode to the insulating layer through the first opening and a first pad portion including a portion of the first electrode extension on the insulating layer; and a second pad portion connected to an exposed portion of the second electrode at the bottom of the second opening.