Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7793496 | Infinitely variable transmission hydraulic hybrid for on and off highway vehicles | Alfred Edmund Lynn | 2010-09-14 |
| 7077378 | Annular valve | Niall James Caldwell, Uwe Bernhard Pascal Stein | 2006-07-18 |
| 6606849 | External combustion engine | Stephen Hugh Salter, Uwe Bernhardt Pascal Stein | 2003-08-19 |
| 5259738 | Fluid-working machine | Stephen Hugh Salter | 1993-11-09 |
| 5190446 | Pump control method and poppet valve therefor | Stephen Hugh Salter | 1993-03-02 |
| 4694849 | Hydraulic control valves | — | 1987-09-22 |