SK

Stefan Kellermann

FG Federal-Mogul Valvetrain Gmbh: 6 patents #4 of 23Top 20%
FG Fresenius Medical Care Deutschland Gmbh: 2 patents #220 of 592Top 40%
📍 Maßbach, DE: #1 of 5 inventorsTop 20%
Overall (All Time): #477,142 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
12251505 Dialysis device for performing a dialysis treatment Thomas Nürnberger 2025-03-18
12209516 Armored poppet valve and method for the production thereof Thorsten Matthias 2025-01-28
12064539 Medical device Christoph Bardorz, Jochen Siebert 2024-08-20
12049836 Valve stem seal comprising a valve rotating device Dirk Schober, Frank Zwein, Florian Ringeling, Thorsten Matthias 2024-07-30
11441454 Valve for internal combustion engines having a guide vane for coolant Dirk Schober, GUIDO BAYARD 2022-09-13
11305346 Poppet valve and method of its manufacture ANDRE MAREAU, ANTONIUS WOLKING, Oliver Schulze, Andreas Heinek, GUIDO BAYARD +4 more 2022-04-19
11035261 Inside-cooled disc valve and a semi-finished product and method for its production ANDRE MAREAU, ANTONIUS WOLKING, Oliver Schulze, Andreas Heinek, GUIDO BAYARD +1 more 2021-06-15
11035262 Internally cooled poppet valve for internal combustion engine ANDRE MAREAU, ANTONIUS WOLKING, Oliver Schulze, Andreas Heinek, GUIDO BAYARD +1 more 2021-06-15
6684829 Device to actuate a gas shuttle valve in an internal combustion engine Klaus Gebauer 2004-02-03
6675757 Intake valve for an internal combustion machine Axel Linke 2004-01-13