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:
Mar. 05, 2013
Filed:
Feb. 23, 2012
Applicant:
Seiichiro Kobayashi, Tokyo, JP;
Inventor:
Seiichiro Kobayashi, Tokyo, JP;
Assignee:
Stanley Electric Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 31/18 (2006.01);
U.S. Cl.
CPC ...
Abstract
There is provided a method for manufacturing a light-emitting element comprising a semiconductor layered structure of Group III-V compound semiconductor layers; the manufacturing method including a step of forming a projection/depression structure on a light extraction surface of the semiconductor layered structure using as an etchant an aqueous solution containing hydrobromic acid.