Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6827341 | Spring system | Christoph Bank, Paul Cerny, Helmut Luncz, Andreas Zeltlitz | 2004-12-07 |
| 6817597 | Spring-and-shock absorber system having differential roll bellows | Martin Winkler, Bernd Acker, Christoph Bank, Paul Cerny, Peter Gönnheimer +5 more | 2004-11-16 |
| 6783121 | Rolling-lobe spring | Christoph Bank, Paul Cerny, Peter Gönnheimer, Joachim Frey | 2004-08-31 |
| 6752388 | Spring arrangement having a double rolling-lobe flexible member | — | 2004-06-22 |
| 6676115 | Spring system | Roland Altsinger | 2004-01-13 |