Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5803719 | Turbocharged internal combustion engine | Ian Walter Drake | 1998-09-08 |
| 5697217 | Turbocharged internal combustion engine | Ian Walter Drake | 1997-12-16 |
| 5692378 | Turbocharger assembly | — | 1997-12-02 |
| 5619854 | Turbocharged internal combustion engine | Ian Walter Drake | 1997-04-15 |
| 5577900 | Turbocharged internal combustion engine | Ian Walter Drake | 1996-11-26 |
| 5560207 | Turbocharged internal combustion engine | Ian Walter Drake | 1996-10-01 |