Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8770361 | Residual pressure holding valve and suspension strut | Francesco Germano, Steffen Lang, Thomas Sprengel | 2014-07-08 |
| 8712638 | Control unit of a ride level control system, and ride level control system | Thomas Sprengel | 2014-04-29 |
| 8474797 | Air spring system | Thomas Sprengel | 2013-07-02 |