Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8622861 | Hybrid drive unit and method for its operation | Hans-Peter Nett, Ingo Steinberg, Wolfgang Brings, Christoph Göttert, Christoph Grave +2 more | 2014-01-07 |
| 8459390 | Vehicle having drive train | Wolfgang Brings, Harald Schmitz, Stefan Kniesburges, Martin Leibbrandt, Rolf Najork +3 more | 2013-06-11 |
| 8305073 | Position sensor, position sensor arrangement and method of operating the same by measuring the angular orientation of a local magnetic field vector | — | 2012-11-06 |
| 6891364 | Sensor arrangement for recording the movement of an armature with suppression of interfering voltages | Christian Boie, Hans Kemper, Günther Asmus | 2005-05-10 |
| 6655328 | Method for controlling an electromagnetic valve drive by changing the current direction when supplying the electromagnets with current | — | 2003-12-02 |
| 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 |
| 6333843 | Method of starting an electromagnetic actuator operating a cylinder valve of a piston-type internal-combustion engine | Christian Boie, Gunter Schmitz, Frank van der Staay, Gunter Feyerl | 2001-12-25 |
| 6111741 | Motion recognition process, in particular for regulating the impact speed of an armature on an electromagnetic actuator, and actuator for carrying out the process | Gunter Schmitz | 2000-08-29 |
| 6034856 | Method of recognizing whether an armature is in contact with an electromagnetic actuator | Martin Puschinger, Gunter Schmitz | 2000-03-07 |
| 5804962 | Method of adjusting the position of rest of an armature in an electromagnetic actuator | Ekkehard Schrey, Gunter Schmitz | 1998-09-08 |
| 5791305 | Method for monitoring a cylinder valve, actuated via an electromagnetic actuator, in a piston-type internal combustion engine | Guenter Schmitz, Ekkehard Schrey | 1998-08-11 |
| 5748433 | Method of accurately controlling the armature motion of an electromagnetic actuator | Ekkehard Schrey, Frank van der Staay | 1998-05-05 |
| 5691680 | Method of recognizing the impingement of a reciprocating armature in an electromagnetic actuator | Ekkehard Schrey | 1997-11-25 |