Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7334557 | Engine lubrication system for supplemental oil filtering and controller based activation of a prelubrication pump | — | 2008-02-26 |
| 5735655 | Lock nut assembly for vehicle axles | Brian Callan, Kevin R. Diven | 1998-04-07 |