Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6769244 | Method of operating a combustion apparatus | Patrick Jones | 2004-08-03 |
| 5775308 | Internal combustion engine | — | 1998-07-07 |
| 4748961 | Internal combustion engines | John Wilkes, Stephen Wilkes | 1988-06-07 |