Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11951561 | Method for producing a welded cavity valve | Thorsten Matthias | 2024-04-09 |
| 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 |
| 11524330 | Method for producing a hollow valve for internal combustion engines | Matthias Thorsten, GUIDO BAYARD | 2022-12-13 |
| 11333046 | Internally cooled valve for an internal combustion engine | Thorsten Matthias, Fernando Arias, Florian Ringeling | 2022-05-17 |
| 11311964 | Internally cooled valve having a valve bottom, and method for the production thereof | GUIDO BAYARD, Stefan Kellerman, Luthfi Arief | 2022-04-26 |
| 11313257 | Cavity valve with optimized shaft interior geometry, and method for producing same | Thorsten Matthias, Andreas Heinek, GUIDO BAYARD | 2022-04-26 |
| 11306625 | Valve rotating device | Luthfi Arief, Florian Ringeling | 2022-04-19 |
| 11305346 | Poppet valve and method of its manufacture | ANDRE MAREAU, Stefan Kellermann, Oliver Schulze, Andreas Heinek, GUIDO BAYARD +4 more | 2022-04-19 |
| 11260448 | Method for the production of hollow chamber valves | Thorsten Matthias, GUIDO BAYARD, Andreas Heinek | 2022-03-01 |
| 11154957 | Method for cross-wedge rolling poppet valves | Thorsten Matthias, GUIDO BAYARD | 2021-10-26 |
| 11035261 | Inside-cooled disc valve and a semi-finished product and method for its production | ANDRE MAREAU, Stefan Kellermann, Oliver Schulze, Andreas Heinek, GUIDO BAYARD +1 more | 2021-06-15 |
| 11035262 | Internally cooled poppet valve for internal combustion engine | ANDRE MAREAU, Stefan Kellermann, Oliver Schulze, Andreas Heinek, GUIDO BAYARD +1 more | 2021-06-15 |