Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6263849 | Ultra light engine valve and method of welding cap thereto | David L. Bonesteel, Michael J. Froehlich, Michael Lee Killian, Philip Michael Kline | 2001-07-24 |
| 4894047 | Retaining cage for check-valves and slack adjusters using same | Mark S. Breon | 1990-01-16 |
| 4826470 | Fluid operated chain or belt tensioning device | Mark S. Breon, Bryce A. Buuck | 1989-05-02 |