Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6093478 | Composite member | Arthur Jasinetzky | 2000-07-25 |
| 5746296 | Torque converter having lock-up clutch | — | 1998-05-05 |
| 5611371 | Shift/regulating valve for controlling an hydrodynamic torque converter for an automatic transmission | — | 1997-03-18 |
| 5582278 | Pulse width modulated solenoid valve for control of hydrodynamic torque converters | — | 1996-12-10 |
| 5553694 | Multiple ratio automatic transmission and torque converter | Winfried Schulz, Johann Kirchhoffer | 1996-09-10 |
| 5058716 | Control system for a hydrokinetic torque converter lock-up clutch | Wolfgang V. D. Lippe, Sieghart Biederman, Winfried Schulz, Johann Kirchhoffer | 1991-10-22 |
| 4848084 | Hydrodynamic torque converter having variable stator plate orifice | — | 1989-07-18 |
| 4649763 | Multiple-speed, hydrokinetic transmission | Kurt Graef, Egon Axt, Friedrich Lauscher, Werner Potzsch, Peter Korfer +3 more | 1987-03-17 |