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:
Dec. 07, 2021
Filed:
Apr. 18, 2018
Applicant:
Osram Opto Semiconductors Gmbh, Regensburg, DE;
Inventors:
Alfred Lell, Maxhütte-Haidhof, DE;
Sebastian Taeger, Bad Abbach, DE;
Assignee:
OSRAM OLED GMBH, Regensburg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01S 5/22 (2006.01); H01S 5/028 (2006.01); H01S 5/343 (2006.01);
U.S. Cl.
CPC ...
H01S 5/221 (2013.01); H01S 5/0287 (2013.01); H01S 5/222 (2013.01); H01S 5/2227 (2013.01); H01S 5/34333 (2013.01); H01S 2301/176 (2013.01);
Abstract
A semiconductor laser diode and a method for manufacturing a semiconductor laser diode are disclosed. In an embodiment a semiconductor laser diode includes an epitaxially produced semiconductor layer sequence comprising at least one active layer and a gallium-containing passivation layer on at least one surface region of the semiconductor layer sequence.