Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6264112 | Engine fuel injector | Timothy P. Landschoot, Robert B. Perry, Karl J. Haltiner, Jr., Peter R. Wendt, Chester Henry Ciesinski +8 more | 2001-07-24 |
| 5392994 | Fuel injection nozzle | James Zizelman, Roland S. Taylor, Jeffrey A. Rock | 1995-02-28 |
| 5385305 | Fuel injection nozzle | Jeffrey A. Rock | 1995-01-31 |
| 5377915 | Fuel injection nozzle | Jeffrey A. Rock | 1995-01-03 |