Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9790889 | Piston | Christoph Beerens, Dieter Emmrich, Christoph Luven, Uwe Mohr | 2017-10-17 |
| 9581104 | Steel piston for an internal combustion engine and method for its production | Monika Lehnert, Juergen Ramm, Beno Widrig | 2017-02-28 |