Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5669364 | Exhaust gas recirculation valve installation for a molded intake manifold | — | 1997-09-23 |
| 5551406 | Canister purge system having improved purge valve | John E. Cook, Paul D. Perry, Murray F. Busato | 1996-09-03 |
| 5435519 | EGR system having fast-acting EGR valve | — | 1995-07-25 |
| 5413082 | Canister purge system having improved purge valve | John E. Cook | 1995-05-09 |
| 5401001 | Internal combustion engine exhaust control valve | John E. Cook, David J. Hazen, Gordon W. Sweetnam, William C. Gillier | 1995-03-28 |
| 5184773 | Pressure regulating heater control valve | — | 1993-02-09 |
| 5094218 | Engine exhaust gas recirculation (EGR) | Thomas Andrew Davenport | 1992-03-10 |
| 4666081 | Programmable thermostat and system therefor | John E. Cook | 1987-05-19 |