Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6905113 | Double rolling-lobe spring arrangement | Christoph Bank, Paul Cerny, Gerhard Thurow, Joachim Frey | 2005-06-14 |
| 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 |
| 6783121 | Rolling-lobe spring | Christoph Bank, Paul Cerny, Gerhard Thurow, Joachim Frey | 2004-08-31 |
| 5996980 | Rolling sleeve-type gas spring with dust protection | Joachim Frey | 1999-12-07 |