Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6468631 | Elastic band-shaped base, specially track-bed matting | Bernd Pahl, Jan Thiedeitz, Michail Rabkin | 2002-10-22 |
| 6112849 | Sound protection device for railroad track system | Bernd Pahl, Jan Thiedeitz | 2000-09-05 |