Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6974003 | Spring-shock absorbing system with tubular rolled bellows | Bernd Acker, Peter Goennheimer, Darko Meljnikov, Matthias Roemer, Karl-Heinz Roess +2 more | 2005-12-13 |
| 6817597 | Spring-and-shock absorber system having differential roll bellows | Gerhard Thurow, Martin Winkler, Bernd Acker, Christoph Bank, Paul Cerny +5 more | 2004-11-16 |