Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7401558 | Diesel-electric locomotive | — | 2008-07-22 |
| 7044096 | Diesel-electric locomotive | Christian Gritsch, Heinz Hofmann, Gyoergy Papp | 2006-05-16 |
| 6933622 | Diesel-electric locomotive and traction grouping composed of at least two diesel-electric locomotives | Christian Gritsch, Heinz Hofmann, Gyoergy Papp | 2005-08-23 |