Issued Patents 2023
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11850655 | Process and device for manufacturing hollow, internally cooled valves | Thorsten Matthias, GUIDO BAYARD | 2023-12-26 |
| 11813658 | Method for producing a hollow valve for internal combustion engines | Thorsten Matthias, Johannes Knust | 2023-11-14 |
| 11788440 | Cover body for valve rotating device, corresponding valve rotating device and method for producing the cover body | Luthfi Arief, Florian Ringeling | 2023-10-17 |
| 11732622 | Method for producing a hollow valve with an optimised interior stem geometry for internal combustion engines | Thorsten Matthais, GUIDO BAYARD | 2023-08-22 |
| 11654471 | Method for producing a hollow valve for internal combustion engines | Thorsten Matthias, GUIDO BAYARD | 2023-05-23 |