Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D570878 | Muffler for an engine | John J. Nagel | 2008-06-10 |
| 7296554 | Lubrication assembly for an engine | John J. Nagel | 2007-11-20 |
| 7234428 | Cam shaft assembly for an engine | John J. Nagel | 2007-06-26 |
| 7134418 | Four-stroke internal combustion engine | John J. Nagel | 2006-11-14 |
| D528127 | Housing of the engine assembly | John J. Nagel, Daniel A. Matre | 2006-09-12 |