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:
Aug. 03, 2021
Filed:
Dec. 02, 2019
Applicant:
Sharp Kabushiki Kaisha, Sakai, JP;
Inventor:
Nobuhiro Ohkubo, Sakai, JP;
Assignee:
SHARP KABUSHIKI KAISHA, Sakai, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01S 5/0234 (2021.01); H01S 5/0231 (2021.01); H01S 5/02355 (2021.01);
U.S. Cl.
CPC ...
H01S 5/0234 (2021.01); H01S 5/0231 (2021.01); H01S 5/02355 (2021.01);
Abstract
A semiconductor laser device includes a semiconductor laser element, a sub mount member, a mount section having an upper surface on which the semiconductor laser element is mounted with the sub mount member interposed therebetween, a lead pin disposed at left and right sides of the mount section, a retainer that retains the mount section and the lead pin together and that is composed of an insulative material, and a protrusion protruding toward the left and right sides of the mount section. A lower surface of the mount section is parallel to an upper surface of the mount section and protrudes from a lower surface of the retainer.