Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6068196 | Expansion joint for part of a railway track | Sebastian Benenowski, Hubertus Hohne, Alfred Kais | 2000-05-30 |
| 6062144 | Method and means for the elastic bending of a support for a flexible switch | Sebastian Benenowski, Hans-Ulrich Dietze, Stefan Schmedders, Rudiger Ziethen | 2000-05-16 |
| 5647280 | Rail line, in particular for a high-speed magnetic train | Hubertus Hohne, Albrecht Demmig | 1997-07-15 |
| 5645216 | Bearing for a part of a railroad track | Sebastian Benenowski, Albrecht Demmig, Hans-Ulrich Dietze, Alfred Kais | 1997-07-08 |
| 5605281 | Rail support system | Sebastian Benenowski, Hubertus Hohne, Alfred Kais | 1997-02-25 |
| 5590833 | Expansion joint for part of a railway track | Sebastian Benenowski, Hubertus H ohne, Alfred Kais | 1997-01-07 |
| 5582108 | Rail junction | Sebastian Benenowski | 1996-12-10 |
| 5522570 | Rail section | Sebastian Benenowski, Hubertus Hohne, Alfred Kais | 1996-06-04 |
| 5451018 | Railway tongue and rail juncture | Fridbert Heinze, Friedhelm Wojtek | 1995-09-19 |
| 5390881 | Roller assembly for a switch tongue used with a stock rail | Sebastian Benenowski, Hans-Ulrich Dietze | 1995-02-21 |
| 5295624 | Contact surfaces of a track part and railway wheel | Ruediger Ziethen, Sebastian Benenowski | 1994-03-22 |
| 5222700 | Device for locking a switch blade | Alfred Kais, Sebastian Benenowski | 1993-06-29 |
| 5195703 | Device for locking a switch blade with a stock rail | Alfred Kais, Sebastian Benenowski | 1993-03-23 |
| 5184791 | Frog tip that can be shifted relative to the wing rails | Alfred Kais, Sebastian Benenowski | 1993-02-09 |
| 5158414 | Rail attaching device permitting longitudinal rail displacement | Alfred Kais, Sebastian Benenowski | 1992-10-27 |
| 4925135 | Arrangement for controlled guidance of a wheel axle or of a bogie of a rail vehicle passing over points | Rudiger Ziethen, Sebastian Benenowski, Alfred Kais | 1990-05-15 |
| 4311973 | Waveguide junction | Gerhard Hirsch | 1982-01-19 |