Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8857587 | Method for the operation of an open 3-line type hydrodynamic coupling device | Christian Selinka, Stefan Pümmler, Günter Grau | 2014-10-14 |
| 7264103 | Release device for a friction clutch | — | 2007-09-04 |
| 6942084 | Clutch release mechanism for compensating for misalignments in a friction clutch of a motor vehicle | Karl Muller, Kurt Lindner, Martin Geiger | 2005-09-13 |
| 6454314 | Seal for a plug-in connection | Wolfgang Grosspietsch, Olaf Pagels, Martin Otto, Volker Stampf, Dieter Gebauer +1 more | 2002-09-24 |
| 6250201 | Throttle device for hydraulic adjustment devices in motor vehicles | Olaf Pagels, Angelika Ebert, Boleslaw Tulaczko, Wolfgang Grosspietsch, Klaus Krappmann | 2001-06-26 |
| 6209882 | Lip seal for sealing cylindrical surfaces | — | 2001-04-03 |
| 6029979 | Sealing arrangement | Wolfgang Grosspietsch, Thomas Otto, Gottfried Mader, Olaf Pagels, Volker Stampf | 2000-02-29 |
| 5988340 | Two components of a cylinder for a hydraulically operated friction clutch assembly having scored running surface for minimizing noise | — | 1999-11-23 |
| 5960922 | Hydraulic cylinder such as a clutch master or servant cylinder in a motor vehicle having a bleed element | Olaf Pagels, Boleslaw Tulaczko, Wolfgang Grosspietsch | 1999-10-05 |
| 5860502 | Hydraulically operated clutch assembly for a motor vehicle having a detachable plug-type connector | Wolfgang Grosspietsch, Volker Stampf, Alfred Eusemann | 1999-01-19 |
| 5597309 | Method and apparatus for treatment of gait problems associated with parkinson's disease | — | 1997-01-28 |