Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12392410 | Piston, gear-change selector module and mounting method | Gerhard Warmuth, Dieter Grimmer, Ralph Berger | 2025-08-19 |
| 9932998 | Hydraulic cylinder, particularly slave cylinder for a hydraulic clutch actuating system for motor vehicles | — | 2018-04-03 |
| 9890803 | Hydraulic cylinder, particularly slave cylinder for a hydraulic clutch actuating system for motor vehicles | — | 2018-02-13 |
| 9404544 | Slave cylinder for a vibration-damped hydraulic force transmission system, particularly a hydraulic clutch actuating system for motor vehicles | Egid Macht, Paul Marks, Robert Muller, Wilfried Weibelzahl | 2016-08-02 |
| 8636128 | Slave cylinder for a vibration-damped hydraulic force transmission system, particularly a hydraulic clutch actuating system for motor vehicles | Egid Macht, Paul Marks, Robert Muller, Wilfried Weibelzahl | 2014-01-28 |
| 8485333 | Actuation device for a dual clutch transmission | Joakim Hogberg, Uwe Krist, James M. Partyka, Robert Neil Paciotti, Stefan Gebert | 2013-07-16 |
| 7493849 | Hydraulic cylinder, in particular slave cylinder for a hydraulic clutch actuation system for motor vehicles | Egid Macht, Hubert Derra, Dieter Grimmer | 2009-02-24 |
| 7287376 | Hydraulic cylinder, in particular slave cylinder for a hydraulic clutch actuation system for motor vehicles | Egid Macht, Hubert Derra, Dieter Grimmer | 2007-10-30 |