Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11187117 | Hydraulics unit for an internal combustion engine with hydraulically variable gas exchange valve gear | Lothar von Schimonsky, Steffen Pfeiffer | 2021-11-30 |
| 7921818 | Valve control for reciprocating piston internal combustion engine | Martin Rauch, Thomas Kremer | 2011-04-12 |
| 7302924 | Switchable drag lever of a valve timing mechanism of an internal combustion engine | Bodo Roerig, Stefan Gemein | 2007-12-04 |
| 7240652 | Switchable drag lever of a valve timing mechanism of an internal combustion engine | Bodo Roerig, Stefan Gemein | 2007-07-10 |
| 6568360 | Electrohydraulic device for operating the valves of a combustion engine | Marcello Cristiani | 2003-05-27 |
| 6546904 | Electromagnetic actuator for the actuation of the valves of an internal combustion engine with recovery of mechanical play | Massimo Marchioni | 2003-04-15 |
| 6510825 | Internal combustion engine for motor vehicles and the like | Marcello Cristiani | 2003-01-28 |
| 6467441 | Electromagnetic actuator for the actuation of the valves of an internal combustion engine | Marcello Cristiani, Massimo Marchioni | 2002-10-22 |
| 6427650 | Electromagnetic actuator for the control of the valves of an internal combustion engine | Marcello Cristiani, Domenico Cannone | 2002-08-06 |