Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7407459 | Continuously variable ratio transmission system | Christopher John Greenwood | 2008-08-05 |
| 5895337 | Continuously-variable-ratios transmissions | Christopher John Greenwood | 1999-04-20 |
| 5766105 | Continuously variable transmission capable of torque control | Christopher John Greenwood | 1998-06-16 |
| 5667456 | Continuously-variable-ratio transmission having an improved starting arrangement | — | 1997-09-16 |
| 5643121 | Continuously-variable-ratio transmissions | Christopher John Greenwood | 1997-07-01 |
| 5564998 | Continuously-variable-ratio-transmissions | — | 1996-10-15 |
| 5453061 | Continuously-variable ratio transmission of the toroidal race rolling traction type | — | 1995-09-26 |
| 5423727 | Transmission of the toroidal-race rolling-traction type | — | 1995-06-13 |
| 5401221 | Transmission of the toroidal-race, rolling-traction type having a mixer and a reducer epicyclic type gearing with clutches brakes | Geoffrey B. Soar | 1995-03-28 |
| 5395292 | Transmissions of the toroidal-race rolling-traction type | Christopher John Greenwood, Philip Duncan Winter | 1995-03-07 |
| 5316526 | Transmission of the toroidal-race rolling-traction type | — | 1994-05-31 |
| 5263907 | Transmission of the toroidal-race rolling-traction type | — | 1993-11-23 |
| 5232414 | Transmissions of the toroidal-race rolling-traction type | Geoffrey B. Soar | 1993-08-03 |
| 5217418 | Drivelines for wheeled vehicles | Philip Duncan Winter | 1993-06-08 |
| 4913002 | Automatic continuously variable transmission of the toroidal-race rolling-traction type | — | 1990-04-03 |
| 4872371 | Automotive transmissions | — | 1989-10-10 |
| 4756211 | Continuously-variable ratio transmission for an automobile vehicle | — | 1988-07-12 |