Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7305947 | Sealing element and pivoting motor | Kai Lehmann | 2007-12-11 |
| 7237517 | Camshaft adjuster of an internal combustion engine | Kai Lehmann | 2007-07-03 |
| 7025023 | Hydraulic camshaft adjuster for an internal combustion engine | Kai Lehmann, Jens-Uwe Plank, Holger Rudzinski | 2006-04-11 |
| 6971353 | Camshaft adjustment control device | Matthias Heinze, Kai Lehmann, Jens-Uwe Plank | 2005-12-06 |
| 6968818 | Camshaft adjuster | Jens-Uwe Plank, Holger Rudzinski | 2005-11-29 |
| 6257603 | Driving stabilizer for motor vehicles | Werner Busch, Wolfgang Speier, Thomas Szell | 2001-07-10 |
| 6247390 | Hydraulically operated rotary actuator | Werner Busch, Wolfgang Speier, Thomas Szell | 2001-06-19 |