Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8646322 | Method and device for testing a fuel injector | Wolfgang Henner, Bertram Rensch, Gunter Freitag, Jochen Friedmann, Joerg Staib +3 more | 2014-02-11 |
| 7116004 | Method for regulating the operation of a device for generating electric energy by means of a generator driven by a free-piston internal combustion engine | Hans Kemper, Hendrikus Wilhelmus Theodorus Janssen | 2006-10-03 |
| 7044438 | Electromagnetic actuator with non-symmetrical magnetic circuit layout for actuating a gas-reversing valve | Gunter Feyerl, Hans Kemper, Lukas Wagener | 2006-05-16 |
| 6891364 | Sensor arrangement for recording the movement of an armature with suppression of interfering voltages | Lutz Kather, Hans Kemper, Günther Asmus | 2005-05-10 |
| 6474276 | Method for controlling an electromagnetic valve drive mechanism for a gas exchange valve in an internal combustion piston engine | Gunter Schmitz, Frank Van Der Staay, Lutz Kather | 2002-11-05 |
| 6469500 | Method for determining the position and/or speed of motion of a control element that can be moved back and forth between two switching positions | Gunter Schmitz | 2002-10-22 |
| 6427651 | Method for controlling the final position of a gas exchange valve actuated by an electromagnetic actuator in an internal combustion piston engine | Hans Kemper | 2002-08-06 |
| 6340008 | Method for controlling an electromagnetic actuator for activating a gas exchange valve on a reciprocating internal combustion engine | Hans Kemper, Lutz Kather, Gilles Corde | 2002-01-22 |
| 6333843 | Method of starting an electromagnetic actuator operating a cylinder valve of a piston-type internal-combustion engine | Lutz Kather, Gunter Schmitz, Frank van der Staay, Gunter Feyerl | 2001-12-25 |