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:
Feb. 05, 2019
Filed:
Feb. 15, 2017
Applicant:
Nichia Corporation, Anan-shi, Tokushima, JP;
Inventor:
Hideyuki Fujimoto, Anan, JP;
Assignee:
NICHIA CORPORATION, Anan-Shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01S 5/022 (2006.01); H01S 5/024 (2006.01); H01S 5/042 (2006.01);
U.S. Cl.
CPC ...
H01S 5/02256 (2013.01); H01S 5/02276 (2013.01); H01S 5/02469 (2013.01); H01S 5/0425 (2013.01);
Abstract
A semiconductor laser device includes a base; a heat sink protruding upward from the base and including an upper surface and a lateral surface extending from the base to the upper surface; a plurality of lead electrodes separated from the heat sink; a submount including: a first main surface fixed to the lateral surface of the heat sink, and a second main surface including a first fixing part, an upper second fixing part, and a lower second fixing part; a protective element fixed to the upper second fixing part; and a wire connecting the protective element and one of the plurality of lead electrodes.