Issued Patents All Time
Showing 25 most recent of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7028545 | Position sensor, designed in particular for detecting a steering column torsion | Pierre Gandel, Didier Frachon, Didier Angleviel, Daniel Prudham | 2006-04-18 |
| 6628032 | Motor or generator type electromagnetic devices | Jean-François Urwyler | 2003-09-30 |
| 6518749 | Magnetic sensor for delivery of an electrical signal proportional to position | Pierre Gandel, Daniel Prudhamm | 2003-02-11 |
| 6249065 | Electromagnetic actuator with two mobile parts in phase opposition | Didier Frachon | 2001-06-19 |
| 6236125 | Linear actuator | Pierre Gandel, Didier Frachon, Christophe Besson | 2001-05-22 |
| 6087827 | Incremental sensor of speed and/or position for detecting low and null speeds | — | 2000-07-11 |
| 6043645 | Magnetic position and speed sensor having a hall probe | Daniel Prudham | 2000-03-28 |
| 6028499 | Monophase, short travel, electromagnetic actuator having a good electric power/force ratio | Pierre Gandel | 2000-02-22 |
| 5942832 | Electromagnetic driving device with a movable permanent magnet | — | 1999-08-24 |
| 5814985 | Incremental sensor of speed and/or position for detecting low and null speeds | — | 1998-09-29 |
| 5789917 | Magnetic position sensor with hall probe formed in an air gap of a stator | Daniel Prudham | 1998-08-04 |
| 5736797 | Linear oscillating motor | Ryo Motohashi, Masao Tanahashi, Hidetoshi Amaya, Takio Maekawa, Toyokatsu Okamoto +2 more | 1998-04-07 |
| 5559378 | Three-pole electromagnetic actuator for pneumatic distributing devices | Pierre Gandel | 1996-09-24 |
| 5532585 | Position sensor incorporating a permanent magnet and a magnetism-sensitive probe and including primary and secondary air gaps | Daniel Prudham | 1996-07-02 |
| 5528139 | Magnetic position and speed sensor with hall probe in an air gap | Daniel Prudham | 1996-06-18 |
| 5521451 | Low-cost stepping or synchronous motor | Daniel Prudham | 1996-05-28 |
| 5512871 | Rotatable single-phase electromagnetic actuator | Daniel Prudham | 1996-04-30 |
| 5444313 | Electromagnetic actuator having two opposite phase movable parts | — | 1995-08-22 |
| 5334893 | Monophase electromagnetic rotary actuator of travel between 60 and 120 degrees | Daniel Prudham | 1994-08-02 |
| 5298825 | Single phase electro-magnetic actuator with low obstruction | Daniel Prudham | 1994-03-29 |
| 5136194 | Single-phased compact linear electromagnetic actuator | Daniel Prudham | 1992-08-04 |
| 5053667 | Di- or polyphase synchronous electric motor with a disc-shaped rotor | — | 1991-10-01 |
| 5003686 | Method of manufacturing a synchronous electric motor with magnetized rotar | Gilbert Drey, Norbert Veignat | 1991-04-02 |
| 4985652 | Single-phased angular electromagnetic actuator | Daniel Prudham | 1991-01-15 |
| 4908592 | Electromagnetic actuating device | — | 1990-03-13 |