Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7708677 | Plastic-coated roller, especially tension roller for a belt drive | Christian M. Sauer | 2010-05-04 |
| 6470909 | Hydraulic system | Jurgen Osterlanger, Walter Parzefall, Jean-Francois Heller, Manfred Homm, Alexandre Fidline +1 more | 2002-10-29 |
| 6345710 | Clutch engaging and disengaging apparatus | Roland Welter, Peter Schaaf, Berthold Schneider | 2002-02-12 |
| 6336329 | Hydraulic cylinder | Dieter Adler, Sigurd Wilhelm, Wilfried Eckert | 2002-01-08 |
| 6244409 | Slave cylinder for a centered clutch release system | Ludwig Winkelmann, Gerhard Meyer, Bernd Liebezeit | 2001-06-12 |
| 5987887 | Master cylinder | Christian Sperner, Dieter Adler, Peter Schaaf | 1999-11-23 |
| 5794512 | Master cylinder | Christian Sperner, Herbert Folk | 1998-08-18 |