Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7584738 | Torsionally damped rotary shafts | Michael Robert Stott | 2009-09-08 |
| 7217206 | Active tensioner | Roger Stone, Daniele Zecchetti | 2007-05-15 |
| 6884014 | Tolerance compensating mounting device | Roger Stone | 2005-04-26 |