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:
Apr. 30, 2013
Filed:
Jan. 10, 2011
Applicants:
Masaki Tohyama, Kanagawa-ken, JP;
Makoto Okada, Chiba-ken, JP;
Osamu Horiuchi, Kanagawa-ken, JP;
Inventors:
Assignee:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01S 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
According to one embodiment, a semiconductor laser device includes stacked layers and a light output layer. The stacked layers include an active layer. The light output layer is provided in contact with a light output end face of an optical cavity made of the stacked layers. The light output layer includes a dielectric layer having a non-amorphous film, and a conductor portion provided at least one of on a surface of the dielectric layer and inside the dielectric layer.