Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7111711 | Vibration damper with stroke-dependent damping force | — | 2006-09-26 |
| 7104369 | Vibration damper with stroke-dependent damping force | Steffen Heyn, Frank Gundermann, Christian Böhm, Bernd Zeissner | 2006-09-12 |
| 6814193 | Vibration damper with a hydraulic pressure stop | — | 2004-11-09 |
| 6651787 | Vibration damper | — | 2003-11-25 |
| 6540051 | Damping force device with adjustable damping force | — | 2003-04-01 |
| 6206152 | Vibration damper with variable damping force | Otto Samonil | 2001-03-27 |
| 6076814 | Spring strut for vehicles | — | 2000-06-20 |
| 6015030 | Vibration damper with variable damping force | — | 2000-01-18 |
| 5971117 | Piston-cylinder aggregate with displacement-dependent dampening force field | Hans Reimer, Harald Holzapfel | 1999-10-26 |
| 5937976 | Vibration damper with restrictor plate | — | 1999-08-17 |
| 5785160 | Piston with direction-dependent advance opening cross sections | — | 1998-07-28 |
| 5730263 | Vibration damper | Gunther Braun, Otto Samonil, Sabine Lack | 1998-03-24 |
| 5655634 | Shock absorbers and vibration dampers; and shock absorbers and vibration dampers with a piston with a piston ring; and a cyclinder with a piston with a piston ring | Norbert Deppert, Peter Wolki, Robert Wieser | 1997-08-12 |
| 5615756 | Shock absorber for a motor vehicle, which shock absorber has a piston valve | Hans Reimer | 1997-04-01 |
| 5509512 | Shock absorber with adjustable damping with controlled damping characteristics | — | 1996-04-23 |
| 5398787 | Damping pilot valve having vibration damper-related characteristic curves | Felix Woessner | 1995-03-21 |
| 4993524 | Damping valve unit for a hydraulic oscillation damper | Hans Reimer | 1991-02-19 |
| 4782925 | Double-tube vibration damper | — | 1988-11-08 |
| 4485899 | Shock absorber unit for vehicles | — | 1984-12-04 |
| 4401196 | Hydraulic vibration damper with noise reduction damping valves | — | 1983-08-30 |