Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6332239 | Vacuum cleaner with tangential separation of trash | Roland Dubos, Vincent Fleurier | 2001-12-25 |
| 5237168 | Control of the level of illumination premises | Henri Giust, Bernard Grehant | 1993-08-17 |