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.

Date of Patent:
Jun. 01, 2021

Filed:

Jun. 11, 2019
Applicant:

Trumpf Photonics, Inc., Cranbury, NJ (US);

Inventors:

Thilo Vethake, Cranbury, NJ (US);

Stefan Heinemann, Hightstown, NJ (US);

Assignee:

Trumpf Photonics, Inc., Cranbury, NJ (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01S 5/022 (2006.01); H01S 5/023 (2021.01); H01S 5/024 (2006.01); H01S 5/0233 (2021.01); H01S 5/0235 (2021.01);
U.S. Cl.
CPC ...
H01S 5/023 (2021.01); H01S 5/0233 (2021.01); H01S 5/0235 (2021.01); H01S 5/02469 (2013.01);
Abstract

A laser diode device includes: a first heat sink including a first mounting layer, in which the first mounting layer includes at least two mounting pads electrically isolated from one another; a second heat sink including a second mounting layer, in which the second mounting layer includes at least two mounting pads electrically isolated from one another; and a laser diode bar between the first heat sink and the second heat sink, in which a bottom electrical contact of the laser diode bar is mounted to the first mounting layer, and a top electrical contact of the laser diode bar is mounted to the second mounting layer.


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