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. 22, 2005
Filed:
Feb. 11, 2003
Koji Tominaga, Hirakata, JP;
Kazushi Mori, Hirakata, JP;
Atsushi Tajiri, Osaka, JP;
Yasuhiko Nomura, Moriguchi, JP;
Ryoji Hiroyama, Kyo-tanabe, JP;
Koji Tominaga, Hirakata, JP;
Kazushi Mori, Hirakata, JP;
Atsushi Tajiri, Osaka, JP;
Yasuhiko Nomura, Moriguchi, JP;
Ryoji Hiroyama, Kyo-tanabe, JP;
Sanyo Electric Co., Ltd., Osaka, JP;
Abstract
A surface emission semiconductor laser device capable of substantially completely controlling the plane of polarization is obtained. This surface emission semiconductor laser device comprises a first multi-layer reflector, an emission layer formed on the first multi-layer reflector and a second multi-layer reflector formed on the emission layer, and at least either the first multi-layer reflector or the second multi-layer reflector includes a striped part worked in a striped manner in a prescribed period.