Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7537539 | Multiple gear ratio transmission device | Frédéric Toutain, Cyrille Benais | 2009-05-26 |
| 7229379 | Transmission device for land vehicle, such as a cart | Guillaume Dazin | 2007-06-12 |
| 6468176 | Transmission and method of shifting a transmission | — | 2002-10-22 |
| 6336890 | Method for effecting a ratio shift, and transmission device for implementing same | — | 2002-01-08 |
| 6155952 | Method for effecting a ratio shift and transmission device for implementing same | — | 2000-12-05 |
| 6042500 | Wet multi-disk coupling device, and an automatic transmission equipped therewith | — | 2000-03-28 |
| 5993346 | Transmission device particularly for vehicles, and controlled methods associated therewith | — | 1999-11-30 |
| 5885180 | Transmission device, more particularly for a vehicle, and a control method relating thereto | — | 1999-03-23 |
| 5860890 | Multi-disc coupling device, an automatic transmission equipped therewith, and a manufacturing method therefor | — | 1999-01-19 |
| 5704459 | Positive displacement coupling device | — | 1998-01-06 |
| 5655984 | Transmission with progressive starting device, particularly for vehicles | — | 1997-08-12 |
| 5514043 | Ratio change control method and related gear transmission device, in particular for a vehicle | — | 1996-05-07 |
| 5514044 | In-series automatic transmission modules directly responsive to torque | — | 1996-05-07 |
| 5423406 | Automatic centrifugal clutch with electric release and hysterisis means | — | 1995-06-13 |
| 5419292 | Positive-displacement machine with reciprocating and rotating pistons, particularly four-stroke engine | — | 1995-05-30 |
| 5409428 | Centrifugal clutch in a planetary transmission device | — | 1995-04-25 |
| 5309778 | Gear box with continuously variable gear | — | 1994-05-10 |
| 5263906 | Mechanical automatic transmission directly responsive to torque | — | 1993-11-23 |
| 5213551 | Variable-ratio transmission device, especially for motor vehicles | — | 1993-05-25 |