Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8136496 | Valve rotator assembly | — | 2012-03-20 |
| 6138624 | Tappet socket assembly for rocker lever assembly and method of assembling the same | Mark B. Hinderleider, Steve G. Leiby, Anthony Greszler, Mike S. Hagadorn | 2000-10-31 |
| 5515821 | Valve spring retainer stem oil shield | — | 1996-05-14 |