Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6883499 | Advance arrangement | Daniel Jeremy Hopley, William Robert Burborough | 2005-04-26 | $1,995,000 |
| 6206141 | Gravity motor | — | 2001-03-27 | |
| 6112718 | Pressure regulator | — | 2000-09-05 | |
| 4798189 | Fuel injection pump | Ian R. Thornthwaite | 1989-01-17 |