Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7144346 | Steering mechanism with planetary gear system and drive for impressing specific hand torque on the steering wheel | Jochen Hermann, Klaus Von Hammel, Roman Frank Starbek, Harwin Niessen | 2006-12-05 |
| 6730001 | Method and device for controlling and adjusting a clutch in an infinitely variable automatic gearbox | Ralf Dreibholz | 2004-05-04 |
| 6708097 | Method and device for controlling and adjusting a clutch in an automotive automatic stepped power shift gearbox | Ralf Dreibholz | 2004-03-16 |
| 6625536 | Method and device for controlling and adjusting a clutch in an automotive automatic stepped gearbox | Ralf Dreibholz, Joachim Foth | 2003-09-23 |
| 6484084 | Method and device for controlling and regulating a coupling | Ralf Dreibholz | 2002-11-19 |
| 6454067 | Method and device for controlling and regulating a coupling | Ralf Dreibholz, Joachim Foth | 2002-09-24 |
| 6366843 | Method for controlling an automatic transmission | Ralf Dreibholz, Gerd Frotscher | 2002-04-02 |
| 6217478 | Position and/or angle control method and device without absolute positions sensor | Ralf Dreibholz, Günther Bauer | 2001-04-17 |
| 5911648 | Automatic transmission control method including shifting aberration regulating phase | Ralf Dreibholz, Gerd Frotscher, Thomas Schober | 1999-06-15 |