Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12011849 | Method of producing a plurality of concrete cast elements | Peter Eichberger, Wolfgang Hölzl, Anton Schaffer, Rolf Rühling | 2024-06-18 |
| 6764022 | Double sleeper for Getrac A3 fixed track | Gerhard Berns, Gundolf Spitzner | 2004-07-20 |
| 6659363 | Two-block concrete railroad tie for a fixed rail carriageway | — | 2003-12-09 |
| 6554199 | Trackway for transrapid | Hermann C. Flessner, Rolf Werner | 2003-04-29 |
| 6488215 | Two-block concrete railroad tie for a fixed rail carriageway | — | 2002-12-03 |
| 6383420 | Method for the variable manufacture of concrete railroad ties | — | 2002-05-07 |
| 6237856 | Method for installing a steady rail track | Hans Bachmann | 2001-05-29 |
| 5653388 | Method and apparatus for constructing a permanent railroad track | Dieter Pietschmann, Hans Bachmann, Pierre-Olivier Boutin, Gilles de Pontbriand, Franz Geissler | 1997-08-05 |