Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6474276 | Method for controlling an electromagnetic valve drive mechanism for a gas exchange valve in an internal combustion piston engine | Gunter Schmitz, Christian Boie, Frank Van Der Staay | 2002-11-05 |
| 6382175 | Method for monitoring the operation of a piston-type internal-combustion engine with fully variable cylinder valves | Frank van der Staay | 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, Hans Kemper, Frank van der Staay | 2002-04-16 |
| 6340008 | Method for controlling an electromagnetic actuator for activating a gas exchange valve on a reciprocating internal combustion engine | Christian Boie, Hans Kemper, Gilles Corde | 2002-01-22 |