Issued Patents 2004
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6832672 | Hydraulic clutch with a turbine torsional vibration damper | Peter Frey, Ralf Ronnebeck | 2004-12-21 |
| 6832673 | Hydrodynamic coupling device, especially a hydrodynamic torque converter | Roland Baumann, Christoph Sasse, Steffen Engel, Christoph Juretzka | 2004-12-21 |
| 6796411 | Hydrodynamic clutch device | Peter Frey, Christoph Sasse | 2004-09-28 |
| 6758315 | Hydraulic clutch with a turbine torsional vibration damper | Peter Frey, Ralf Ronnebeck | 2004-07-06 |
| 6725988 | Hydrodynamic clutch device | Peter Frey, Rudiger Hinkel, Sven Koepke, Ralf Ronnebeck | 2004-04-27 |
| 6702079 | Hydrodynamic clutch arrangement | Peter Frey, Ruthard Knoblach, Christoph Sasse | 2004-03-09 |