Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6811013 | Clutch release bearing with improved sealing arrangement | Steffen Dittmer, Ludwig Winkelmann | 2004-11-02 |
| 6719117 | Self-adjusting clutch release bearing | Steffen Dittmer, Ludwig Winkelmann | 2004-04-13 |
| 6684996 | Release bearing with improved connection to a separating clutch | Ludwig Winkelmann, Steffen Dittmer, Stefan Kurzbeck | 2004-02-03 |
| 6684997 | Self-adjusting clutch release bearing | Steffen Dittmer, Ludwig Winkelmann | 2004-02-03 |