Issued Patents All Time
Showing 26–50 of 62 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6553761 | Suspension system for motor vehicles | — | 2003-04-29 |
| 6494441 | Self-pumping hydropneumatic spring strut with internal leveling | Bernd Wilms, Holger Kirchner | 2002-12-17 |
| 6494442 | Self pumping hydropneumatic spring strut with internal leveling | Dieter Eulenbach | 2002-12-17 |
| 6474629 | Suspension system for motor vehicles | Dieter Eulenbach | 2002-11-05 |
| 6234462 | Self-pumping hydro-pneumatic spring strut with internal leveling | Werner Kuchheuser, Willi Wortmann | 2001-05-22 |
| 6223649 | Piston-cylinder unit | Matthias Molitor | 2001-05-01 |
| 6032933 | Self-pumping hydropneumatic spring strut with internal level regulation | — | 2000-03-07 |
| 5988607 | Self-pumping hydropneumatic strut with an internal level control | — | 1999-11-23 |
| 5857665 | Self-pumping hydropneumatic shock absorbing strut with internal level regulation | — | 1999-01-12 |
| 5848677 | Vibration damper for a motor vehicle and a piston cylinder assembly; such as for a vibration damper for a motor vehicle | Werner Kuchheuser, Wilhelm Wortmann | 1998-12-15 |
| 5826862 | Self-pumping hydropneumatic shock absorbing strut with internal level regulation | — | 1998-10-27 |
| 5826863 | Self-pumping hydropneumatic shock absorbing strut with internal level regulation | — | 1998-10-27 |
| 5769192 | Shock absorber having a piston permanently attached to its piston rod | — | 1998-06-23 |
| 5769193 | Telescoping vibration damper | — | 1998-06-23 |
| 5713562 | Self-pumping hydropneumatic shock absorbing strut with internal level regulation | — | 1998-02-03 |
| 5630485 | Telescoping vibration damper with a two disk base valve | — | 1997-05-20 |
| 5603392 | Hydraulic, adjustable shock absorber, in particular for motor vehicles | — | 1997-02-18 |
| 5595269 | Vibration damper for a motor vehicle | — | 1997-01-21 |
| 5558189 | Adjustable hydraulic vibration damper | — | 1996-09-24 |
| 5547050 | Shock absorber having a piston permanently attached to its piston rod | — | 1996-08-20 |
| 5477949 | Shock absorber | Andreas Forster | 1995-12-26 |
| 5435421 | Hydraulic, adjustable vibration damper and a valve system for a hydraulic, adjustable vibration damper | — | 1995-07-25 |
| 5335757 | Hydraulic adjustable vibration damper | Heinz Knecht | 1994-08-09 |
| 5301776 | Hydraulic adjustable vibration damper | — | 1994-04-12 |
| 5251730 | Adjustable vibration damper | Norbert Ackermann | 1993-10-12 |