Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6206152 | Vibration damper with variable damping force | Manfred Grundei | 2001-03-27 |
| 5730263 | Vibration damper | Manfred Grundei, Gunther Braun, Sabine Lack | 1998-03-24 |
| 5558188 | Vibration damper for a motor vehicle suspension | Steffen Kraus | 1996-09-24 |
| 5518089 | Shock absorber with a check valve and a check valve for a shock absorber | Gunther Handke, Andreas Zietsch | 1996-05-21 |
| 5372224 | Oscillation damper | Wolfgang Zirk | 1994-12-13 |