Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6328001 | Replaceable cylinder liner with improved cooling | Daniel Kirtley, Carol L. Corbeels, Andrew P. Perr, Kristopher R. Bare | 2001-12-11 |
| 6116198 | Replaceable cylinder liner with improved cooling | Daniel Kirtley, Carol L. Corbeels, Andrew P. Perr, Kristopher R. Bare | 2000-09-12 |