Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5481982 | Track surfacing machine and method for correcting the track geometry based on track cant and measured lining force | Josef Theurer | 1996-01-09 |
| 4655142 | Apparatus for correcting the level and cross level of a track | Josef Theurer | 1987-04-07 |
| 4457237 | Electronic anti-spin and anti-slip control for drive and brake of an intermittently advancing track working machine | Josef Theurer, Mihir Ganguly, Wilhelm Praschl | 1984-07-03 |
| 4417522 | Mobil track correction machine | Josef Theurer | 1983-11-29 |
| 4312275 | Immersion depth control for ballast tamping tools | Josef Theurer, Mihir Ganguly | 1982-01-26 |