Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7073452 | Automated tree spade centering device | Todd M. Manke | 2006-07-11 |
| 5829407 | Internal combustion engines | Stephen James Watson, Robert Walter Frew | 1998-11-03 |
| 5546902 | Fuel/gas delivery system for internal combustion engines | John W. D. Paluch, Stephen Reinhard Malss, Lyle A. Gildersleeve, Christopher K. Schlunke, Gregory B. Bell | 1996-08-20 |
| 5540205 | Air fuel ratio control | Robert M. Davis, Ian R. Thompson | 1996-07-30 |
| 5265418 | Exhaust emission control | — | 1993-11-30 |
| 5251597 | Engine air supply systems | Robert M. Davis | 1993-10-12 |
| 5245974 | Treatment of fuel vapor emissions | Stephen James Watson, Stuart A. Higgins, Christopher N. F. Sayer | 1993-09-21 |
| 5195482 | Method for removing injector nozzle deposits | — | 1993-03-23 |
| 4803968 | Apparatus for delivering fuel to internal combustion engines | Peter W. Czwienczek, Christopher N. F. Sayer, Michael L. McKay, Robin Briggs | 1989-02-14 |
| 4760832 | Metering of fuel to an engine | Michael L. McKay, Christopher N. F. Sayer | 1988-08-02 |
| 4754739 | Apparatus for delivering fuel to internal combustion engines | Peter W. Czwienczek, Christopher N. F. Sayer, Michael L. McKay, Robin Briggs | 1988-07-05 |
| 4712524 | Fuel injection system | Ian R. Thompson | 1987-12-15 |