Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7794345 | Dual backlash chain tensioner | David C. Derby | 2010-09-14 |
| 6959682 | Engine balancer with chain drive vibration isolation | John M. Beardmore | 2005-11-01 |
| 6886519 | Methods and apparatus for controlling a shutdown of an internal combustion engine | Randall S. Beikmann, Paul A. Bauerle, Julie Fuller, Stuart R. Smith, Helmut Oswald | 2005-05-03 |
| 6609489 | Apparatus and method for reducing engine noise | Gary L. Martinson | 2003-08-26 |
| 5640937 | Air induction assembly | — | 1997-06-24 |