Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6025660 | Electromechanical transducer comprising two rotors having permanent magnets | — | 2000-02-15 |
| 6025690 | Method and device for controlling a stepping motor | Rudolf Bugmann | 2000-02-15 |
| 5734215 | Electromechanical transducer comprising two rotors | Daho Taghezout | 1998-03-31 |
| 5237254 | Control circuit for a stepping motor | — | 1993-08-17 |
| 4964940 | Laser microbeam machine for acting on thin film objects, in particular for chemically etching or depositing substance in the presence of a reactive gas | Geoffroy Auvert, Jean-Claude Georgel | 1990-10-23 |
| 4720945 | Theater stage with multiple space extensions | Yvon Berranger, Jean-Maurice Bouchard, Jean-Marc Sorin | 1988-01-26 |
| 4633156 | Stepping motor assembly | Rene Besson | 1986-12-30 |
| 4558268 | Control device for two bidirectional step motors | Rene Besson | 1985-12-10 |
| 4551665 | Method of and a device for controlling a stepping motor | Luciano Antognini | 1985-11-05 |
| 4514676 | Method and device for controlling a bidirectional stepping motor | Remy Grandjean | 1985-04-30 |
| 4507599 | Method and device for controlling a stepping motor | — | 1985-03-26 |
| 4477759 | Stepping motor unit | Pierre-Andre Meister | 1984-10-16 |
| 4430007 | Method of reducing the power consumption of the stepping motor of an electronic timepiece and an electronic timepiece employing the method | Fridolin Wiget | 1984-02-07 |
| 4242623 | Miniature electric stepping motor | Claude Oudet | 1980-12-30 |