Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6948603 | Hydraulic torque converter | Gunnar Back, Hubert Friedmann, Stephan Maienschein | 2005-09-27 |
| 6851532 | Torque transmitting apparatus | Gunnar Back, Hubert Friedmann, Paul Granderath, Jean-Francois Heller, Stephan Maienschein +2 more | 2005-02-08 |