Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11230304 | Device dissipating energy of rail car collisions | Jan Kukulski, Leszek Wasilewski, Grzegorz Zurawski | 2022-01-25 |
| 9290189 | Coupler assembly for coupling railway wagons | Jan Kukulski, Leszek Wasilewski, Marian Andres, Miroslaw Sum, Grzegorz Winiarz | 2016-03-22 |