Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6211634 | Method and apparatus for initialization and operation of field-commutated motors and machines incorporating field-commutated motors | Marcus Heller, Michael Mann | 2001-04-03 |
| 6037686 | Current compensated choke filter for multi-phase motor drives | Uwe Schonauer, Robert Oesterle | 2000-03-14 |
| 5889238 | Deceleration time for an elevator car | Gunter Blechschmidt, Peter Herkel, Alberto Vecchiotti | 1999-03-30 |
| 5777280 | Calibration routine with adaptive load compensation | Burkhard Braasch, Marvin Dehmlow, Jurgen Dieluweit, Thomas Gietzold, Alberto Vecchiotti | 1998-07-07 |
| 5677519 | Elevator leveling adjustment | Peter Herkel, Mustapha Toutaoui, Alberto Vecchiotti | 1997-10-14 |
| 5384439 | Adaptive digital velocity control loop for a high performance elevator door system with low cost | Michael Barten, Mustapha Toutaoui | 1995-01-24 |