Issued Patents All Time
Showing 76–84 of 84 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5881700 | Tank venting device for motor vehicles | Juergen Gras, Andreas Blumenstock | 1999-03-16 |
| 5873350 | Method for adapting the delay time of an electromagnetic tank-venting valve | Ernst Wild | 1999-02-23 |
| 5803053 | Method and arrangement for supplying fuel vapor to an internal combustion engine | Helmut Pflieger | 1998-09-08 |
| 5791318 | Valve for the metered introduction of fuel vapor evaporated from a fuel tank of an internal combustion engine | Wolfgang Schulz | 1998-08-11 |
| 5666925 | Method and arrangement for diagnosing a tank-venting system | Helmut Denz, Ernst Wild, Andreas Blumenstock | 1997-09-16 |
| 5616835 | System for operating a heating element for a ceramic sensor in a motor vehicle | Eberhard Schnaibel, Erich Schneider, Konrad Henkelmann, Frank Blischke | 1997-04-01 |
| 5537322 | System and method for determining a gradient speed of a shaft driven by an internal combustion engine | Helmut Denz, Ernst Wild, Klaus Boettcher, Christian Tischer | 1996-07-16 |
| 5255554 | Connecting circuit for an oxygen probe and method for checking for a correct probe connection | Helmut Denz | 1993-10-26 |
| 5239975 | Method and arrangement for shifting the lambda mean value | Hans Rossmanith | 1993-08-31 |