Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10975739 | Process and apparatus for the preparation of a cylinder oil | Stefan Claussen | 2021-04-13 |
| 10240497 | Process and apparatus for the preparation of a cylinder oil | Stefan Claussen | 2019-03-26 |
| 6468631 | Elastic band-shaped base, specially track-bed matting | Bernd Pahl, Norbert Garbers, Michail Rabkin | 2002-10-22 |
| 6112849 | Sound protection device for railroad track system | Norbert Garbers, Bernd Pahl | 2000-09-05 |