Issued Patents All Time
Showing 76–96 of 96 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6138504 | Air/fuel ratio control system | Donald J. Lewis, John D. Russell, Ross Dykstra Pursifull | 2000-10-31 |
| 6125830 | Flow measurement and control with estimated manifold pressure | John D. Russell | 2000-10-03 |
| 6112724 | Throttle position filtering method | Donald J. Lewis, John D. Russell, Giuseppe Domenico Suffredini | 2000-09-05 |
| 6095123 | Valve and valve control method | John D. Russell, George Blaha | 2000-08-01 |
| 6089082 | Air estimation system and method | Donald J. Lewis, John D. Russell, Ross Dykstra Pursifull | 2000-07-18 |
| 5970961 | Valve control method | John D. Russell | 1999-10-26 |
| 5954039 | Air/fuel ratio control system | Jeffrey Allen Doering, Brent Edward Sealy | 1999-09-21 |
| 5588417 | Engine air/fuel control with exhaust gas oxygen sensor heater control | Jeffrey Allen Doering, Michael P. Falandino | 1996-12-31 |
| 5511377 | Engine air/fuel ratio control responsive to stereo ego sensors | — | 1996-04-30 |
| 5464000 | Fuel controller with an adaptive adder | Ross Dykstra Pursifull | 1995-11-07 |
| 5462038 | Air/fuel phase control | Paul Joseph Szuszman, Edward L. Christensen, Susan Jane Lloyd | 1995-10-31 |
| 5408980 | Air/fuel control method with adaptive feedback actuation | Jeffrey Allen Doering, Michael P. Falandino | 1995-04-25 |
| 5396875 | Air/fuel control with adaptively learned reference | Jeffrey Allen Doering, Michael P. Falandino | 1995-03-14 |
| 5383432 | Method and apparatus for controlling ignition timing based on fuel-air composition during fuel excursions | Michael John Cullen, Thomas Scott Gee, Thomas Schubert, Ross Dykstra Pursifull | 1995-01-24 |
| 5365735 | Baffled catalytic converter | David Charles Weber | 1994-11-22 |
| 5365216 | Catalyst monitoring using ego sensors | Douglas R. Hamburg | 1994-11-15 |
| 5363091 | Catalyst monitoring using ego sensors | Douglas R. Hamburg | 1994-11-08 |
| 4680959 | Emulation system for a motor vehicle drivetrain | Kenneth J. Henry | 1987-07-21 |
| 4424783 | Combustion chamber inlet temperature corrected combustion initiation timing | — | 1984-01-10 |
| 4358928 | Altitude compensation vacuum pump control | — | 1982-11-16 |
| 4249416 | Apparatus for measuring engine torque | — | 1981-02-10 |