Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11459890 | Rotary engine rotor with lip and a recess on the flank | Roy Richmond, Jonathan Mark Bagnell | 2022-10-04 |
| 10513965 | Cooling of internal combustion engines | — | 2019-12-24 |
| 10253677 | Cooling of internal combustion engines | — | 2019-04-09 |
| 9518658 | Rotary engine rotor | Jonathan Mark Bagnell | 2016-12-13 |
| D614103 | Engine muffler | Ian John Fowler, Jon Bagnell, Roy Richmond, Martin Duffield | 2010-04-20 |