Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7255334 | Air suspension piston | Thorsten Schulze, Franz Steimmel, Michael Opitz | 2007-08-14 |
| 6826943 | Process for forming tube-shaped hollow bodies made of metal | Wolfgang Rempe, Franz Steimmel | 2004-12-07 |