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:
May. 19, 2026
Filed:
Apr. 12, 2024
Robert Bosch Gmbh, Stuttgart, DE;
Andreas Burghardt, Stuttgart, DE;
ROBERT BOSCH GMBH, Stuttgart, DE;
Abstract
A device including a ceramic substrate having a first side and an opposite second side. A first brazing layer is arranged on the first side in regions and a first copper layer is arranged on the first brazing layer. A second brazing layer is arranged on the second side and a second copper layer is arranged on the second brazing layer. The first copper layer has first trenches which extend from a surface of the first copper layer to the first side. The second copper layer has second trenches which extend from a surface of the second copper layer to at least one surface of the second brazing layer. The second copper layer can be conductively connected to a heat sink. The first trenches have first trench bottoms and the second trenches have second trench bottoms, wherein the first trench bottoms are wider than the second trench bottoms.