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:
May. 07, 2013
Filed:
Dec. 17, 2010
Masaki Shiozaki, Kanagawa, JP;
Osamu Maeda, Kanagawa, JP;
Takahiro Arakida, Kanagawa, JP;
Susumu Sato, Kanagawa, JP;
Masaki Shiozaki, Kanagawa, JP;
Osamu Maeda, Kanagawa, JP;
Takahiro Arakida, Kanagawa, JP;
Susumu Sato, Kanagawa, JP;
Sony Corporation, Tokyo, JP;
Abstract
A manufacturing method of a surface-emitting semiconductor laser includes the steps of: forming a stacked structure having a lower-multilayer film reflector including a lower oxidizable layer having at least one layer, an active layer having a light emitting region, an upper-multilayer film reflector including an upper oxidizable layer and an upper layer on a substrate in this order; providing a first groove in the upper layer; and providing a second groove including a portion overlapping the first groove in a planar shape and a portion not overlapping the first groove in the stacked structure.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile