Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7568462 | Poppet valve for an internal combustion engine | Don Andreas Josephine Kees | 2009-08-04 |
| 7467616 | Internal combustion engine | Don Andreas Josephine Kees | 2008-12-23 |
| 7350493 | Distributor for engine with laser ignition | Andy Scarisbrick, Robert Dodd, Tom Shenton, Geoff Dearden, Steve Keen +2 more | 2008-04-01 |