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. 30, 1996
Filed:
Jun. 01, 1995
Applicant:
Inventors:
Hideki Nozaki, Kawasaki, JP;
Kazumi Unno, Yokohama, JP;
Assignee:
Kabushiki Kaisha Toshiba, Kanagawa, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01L / ; H01L / ; H01L / ;
U.S. Cl.
CPC ...
257 94 ; 257 86 ; 257103 ;
Abstract
A semiconductor light-emitting element has a crystal layer formed from aluminum of a high mol ratio of 60% or greater on the light producing surface. In the semiconductor light-emitting element, a conductive crystal with aluminum of a mol ratio of 50% or less, or a conductive crystal containing no aluminum is formed on the high aluminum crystal layer.