Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12163449 | Reduced parasitic lube system | Nathaniel P. Hassall, John Jerl Purcell, III, Stephen D. Cofer, JR., David M. Barnes, Aaron S. Quinton | 2024-12-10 |
| 11920538 | Anti-polish ring for an engine cylinder | Owen Summerfield, Craig Daniel Fox, Robert Harries, Jamie Kehoe, Kent H. Clark +4 more | 2024-03-05 |
| 11719139 | Reduced parasitic lube system | Nathaniel P. Hassall, John Jerl Purcell, III, Stephen D. Cofer, JR., David M. Barnes, Aaron S. Quinton | 2023-08-08 |
| 10808607 | Combustion chamber elasticity device | John M. Antonevich, Stephen D. Cofer, JR., Kent H. Clark, Garrett Blum, Michael Kosinski +2 more | 2020-10-20 |
| 10619549 | Lobed exhaust manifold slip joint | Peter Thomas Quanz | 2020-04-14 |
| 7837233 | Exhaust system slip joint | Spencer C. Johnston, Glen R. Alden, William R. Storkman, James Richard John Duke, Benjamin J. Moshier +2 more | 2010-11-23 |