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:
Oct. 07, 2014
Filed:
Jan. 24, 2013
Applicant:
Takashi Motoda, Tokyo, JP;
Inventor:
Takashi Motoda, Tokyo, JP;
Assignee:
Mitsubishi Electric Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01S 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A semiconductor laser device includes a substrate, ridge stripes on the substrate and separated by separation sections, a top surface electrode continuously extending over the ridge stripes, and a bottom surface electrode on a bottom surface of the substrate. Each of the ridge stripes includes a lower cladding layer on the substrate, an active layer on the lower cladding layer, an upper cladding layer on the active layer, and a contact layer on the upper cladding layer.
Motoda, Takashi. (2014). Semiconductor laser device, method of manufacturing semiconductor laser device, and semiconductor laser array (U.S. Patent No. 8855161). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8855161
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile