Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11555469 | Piston bowls | Eric M. Osecky, Robert G. Sperry, John M. Deur | 2023-01-17 |
| 11402020 | Piston with multiaxial bearing and piston bowl | Kevin C. Augustin, Sr., Eric M. Osecky, Robert G. Sperry | 2022-08-02 |