| 6568359 |
Piston internal combustion engine with pressure relief gas exhaust valves |
Franz Pischinger, Wolfgang Salber, Thomas Esch, Oliver Lang |
2003-05-27 |
| 6425355 |
Method for identifying misfirings in a piston internal combustion engine |
— |
2002-07-30 |
| 6382175 |
Method for monitoring the operation of a piston-type internal-combustion engine with fully variable cylinder valves |
Lutz Kather |
2002-05-07 |
| 6373678 |
Method of regulating the armature impact speed in an electromagnetic actuator by controlling the current supply based on performance characteristics |
Leonhardt Bartsch, Lutz Kather, Hans Kemper |
2002-04-16 |
| 6333843 |
Method of starting an electromagnetic actuator operating a cylinder valve of a piston-type internal-combustion engine |
Christian Boie, Lutz Kather, Gunter Schmitz, Gunter Feyerl |
2001-12-25 |
| 5748433 |
Method of accurately controlling the armature motion of an electromagnetic actuator |
Ekkehard Schrey, Lutz Kather |
1998-05-05 |