Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6651547 | Guide for the piston rod of a piston-cylinder assembly | Werner Kuchheuser | 2003-11-25 |
| 6119831 | Controllable vibration damper for motor vehicles | Norbert Ackermann | 2000-09-19 |
| 5477947 | Automobile shock absorber with frequency-selective action | Walter Schalles, Joachim Lenze | 1995-12-26 |
| 5335757 | Hydraulic adjustable vibration damper | Hubert Beck | 1994-08-09 |
| 4880086 | Adjustable vibration damper | Norbert Ackermann | 1989-11-14 |
| 4850460 | Hydraulic adjustable shock absorber | Alfred Preukschat | 1989-07-25 |
| 4802561 | Adjustable shock absorber | Norbert Ackermann | 1989-02-07 |
| 4785920 | Hydraulic adjustable shock absorber | Alfred Preukschat | 1988-11-22 |
| 4749069 | Vibration damper for motor vehicles having an arrangement for varying damping thereof | Bernd Moser | 1988-06-07 |
| 4749070 | Hydraulic vibration damper having adjustable damping valve | Bernd Moser | 1988-06-07 |
| 4650042 | Hydraulic adjustable shock absorber | Alfred Preukschat, Hubert Beck | 1987-03-17 |
| 4577840 | Self-pumping hydropneumatic spring leg or strut with internal level control for motor vehicles | Theo Meller, Werner Kuchheuser | 1986-03-25 |
| 4502672 | Self pumping, hydropneumatic, telescopic, spring damping device with internal level regulation | Theo Meller, Ewald Kohberg, Karl-Heinz L/o/ hr | 1985-03-05 |
| 4408773 | Self pumping, level regulating apparatus for vehicles, especially automobiles | Theo Meller | 1983-10-11 |
| 4368878 | Self pumping, hydropneumatic, telescopic, spring damping device with internal level regulation | Theo Meller, Ewald Kohberg, Karl-Heinz Lohr | 1983-01-18 |