Issued Patents All Time
Showing 26–50 of 58 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8026648 | Electric machine | Falko Abel, Michal Kalavsky | 2011-09-27 |
| 8022590 | Electric machine | — | 2011-09-20 |
| 8016574 | Cooling fan for a motor vehicle | Harald Redelberger | 2011-09-13 |
| 8018188 | Method and device for determining the position of a rotor of a brushless and sensorless electric motor | Johannes Schwarzkopf, Karsten Lohse | 2011-09-13 |
| 7977831 | Electromotor | Markus Egerland, Detlef Kemmer, Paul McLennan, Harald Redelberger | 2011-07-12 |
| 7819640 | Pump with an integrated motor | Michal Kalavsky | 2010-10-26 |
| 7518334 | Method and device for controlling a brushless DC motor | Ralf Hochhausen, Jörg Seyfarth | 2009-04-14 |
| 7397237 | Determining the position of the rotor in an electric motor | Ralf Hochhausen, Jörg Seyfarth | 2008-07-08 |
| 7388347 | Method and inverter for controlling a direct current motor | Ralf Hochhausen, Jörg Seyfarth | 2008-06-17 |
| 7250733 | Circuit arrangement and method for controlling a brushless, permanently excited direct current motor | Karsten Lohse, Johannes Schwarzkopf, Eberhard Wunsch | 2007-07-31 |
| 7042121 | Cooling fan with electric motor | Markus Egerland, Detlef Kemmer, Paul McLennan, Harald Redelberger | 2006-05-09 |
| 6924570 | Stator for an electric motor | Joachim Gilly, Harald Redelberger, Hermann Schulz | 2005-08-02 |
| 6847149 | Brushless motor | — | 2005-01-25 |
| 6426601 | Power supply system of an electronic switching electric motor for air-conditioning devices to be installed inside the motor vehicles | Angelo Del Favero | 2002-07-30 |
| 6313557 | Electric motor of the electronic commutation type for applications with a feeder line | Sergio Casti, Giancarlo Fasola, Flavio Maggi | 2001-11-06 |
| 6163122 | High-efficiency electric motor of electronic commutation type | — | 2000-12-19 |
| 5825108 | Brushless electric motor, particularly for direct driving of a washing machine | — | 1998-10-20 |
| 5793169 | Method and apparatus for controlling static electronic components for phase switching in a three-phase brushless electric motor | Massimo PIAZZA | 1998-08-11 |
| 5703549 | Relay with a movable assembly having a dampening effect | Guido Guidi, Giampaolo Boezi | 1997-12-30 |
| 5588814 | Electronic switching fan assembly for a vehicle | Ernesto Quartero, Alberto Petrone | 1996-12-31 |
| 5361025 | Interface circuit for generating and analogue signal to control the speed of rotation of a direct-current electric motor | Franco Salerno, Paolo Mastella | 1994-11-01 |
| 5291105 | Control circuit for a half-wave brushless motor with a surge limiter | Franco Salerno | 1994-03-01 |
| 5241247 | Linear feedback control circuit for a half-wave polyphase brushless motor | Franco Salerno | 1993-08-31 |
| 5233250 | Three-phase brushless motors with half-wave control | — | 1993-08-03 |
| 5217353 | Fan, particularly for motor vehicles | — | 1993-06-08 |