Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6336439 | Method of controlling an internal-combustion engine by switching between two engine control systems during engine run | Wilfried Frohn | 2002-01-08 |
| 5917692 | Method of reducing the impact speed of an armature in an electromagnetic actuator | Guenter Schmitz, Martin Pischinger, Thomas Goebel, Michael Schebitz | 1999-06-29 |
| 5832955 | Method for detecting valve play in a cylinder valve actuated by an electromagnetic actuator | — | 1998-11-10 |
| 5831809 | Method for controlling an electromagnetic actuator with compensation for changes in ohmic resistance of the electromagnet coil | Guenter Schmitz | 1998-11-03 |
| 5804962 | Method of adjusting the position of rest of an armature in an electromagnetic actuator | Lutz Kather, Gunter Schmitz | 1998-09-08 |
| 5791305 | Method for monitoring a cylinder valve, actuated via an electromagnetic actuator, in a piston-type internal combustion engine | Lutz Kather, Guenter Schmitz | 1998-08-11 |
| 5781397 | Method for adapting the control of an electromagnetic actuator to operation-dictated changes | — | 1998-07-14 |
| 5752491 | Method for controlling a piston-type internal combustion engine | Guenter Schmitz, Martin Pischinger | 1998-05-19 |
| 5748433 | Method of accurately controlling the armature motion of an electromagnetic actuator | Lutz Kather, Frank van der Staay | 1998-05-05 |
| 5746164 | Method of determining valve control times for a maximum cylinder charge on a piston-type internal combustion engine | Guenter Schmitz | 1998-05-05 |
| 5708355 | Method of identifying the impact of an armature onto an electromagnet on an electromagnetic switching arrangement | — | 1998-01-13 |
| 5691680 | Method of recognizing the impingement of a reciprocating armature in an electromagnetic actuator | Lutz Kather | 1997-11-25 |