Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6877398 | Piston-rod assembly | Walter Wirtz, Klaus Hofmann, Günter Poetsch, Walter Krenkel, Ralph Renz | 2005-04-12 |
| 6789652 | Resilient leg | Michael Honig, Walter Wirtz, Klaus Hofmann, Günter Poetsch | 2004-09-14 |
| 6662914 | Hydraulic dashpot | Michael Honig, Walter Wirtz | 2003-12-16 |