Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7121396 | Hydraulic operating arrangement for clutches and the like | Axel Rogner, Manfred Jansen, Wolfgang Fugel, Ulrich Helfmeier, Ernani Almeida +11 more | 2006-10-17 |
| 6719115 | Hydraulic operating arrangement for clutches and the like | Axel Rogner, Manfred Jansen, Wolfgang Fugel, Ulrich Helfmeier, Ernani Almeida +11 more | 2004-04-13 |
| 6640541 | Master cylinder for use in power trains of motor vehicles | Ludwig Winkelmann, Ulrich Helfmeier, Dieter Adler, Uwe Stratil, Thomas Bertelshofer +3 more | 2003-11-04 |
| 6595341 | Aluminum-coated plastic member | — | 2003-07-22 |
| 6526868 | Master cylinder for use in power trains of motor vehicles | Ludwig Winkelmann, Ulrich Helfmeier, Dieter Adler, Uwe Stratil, Thomas Bertelshofer +3 more | 2003-03-04 |
| 6446436 | Master cylinder for use in power trains of motor vehicles | Ludwig Winkelmann, Ulrich Helfmeier, Dieter Adler, Uwe Stratil, Thomas Bertelshofer +3 more | 2002-09-10 |
| 5865150 | Device for varying the valve timing of gas exchange valves of an internal combustion engine | Ulrich Kramer, Jens Schafer | 1999-02-02 |