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:
Jan. 13, 2009
Filed:
Apr. 02, 2007
Kazuyoshi Furukawa, Kawasaki, JP;
Yoshinori Natsume, Yokohama, JP;
Wakana Nishiwaki, Kawasaki, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Abstract
A semiconductor light-emitting device including a light-emitting layer forming portion, a semiconductor substrate of a first conductivity type, a first electrode which is disposed on a surface of the semiconductor substrate of the first conductivity type, a semiconductor substrate of a second conductivity type, and a second electrode which is disposed a surface of the semiconductor substrate of the second conductivity type, at least one of the semiconductor substrate of the first conductivity type and the semiconductor substrate of the second conductivity type having an interstice located near an outer side surface on a side close to the light-emitting layer forming portion and around a joined surface on a principal surface of the light-emitting layer forming portion.