Issued Patents 2005
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6978204 | Engine system and method with cylinder deactivation | David Karl Bidner, Shane Elwart, Jeff Doering, Christian T. Goralski | 2005-12-20 |
| 6955155 | Method for controlling transitions between operating modes of an engine for rapid heating of an emission control device | — | 2005-10-18 |
| 6945227 | Direct injection variable valve timing engine control system and method | John D. Russell, Stephen Lee Cooper | 2005-09-20 |
| 6935306 | Lean idle speed control using fuel and ignition timing | Hans Gangwar, Stephen B. Smith | 2005-08-30 |
| 6925982 | Overall scheduling of a lean burn engine system | John M. Roth | 2005-08-09 |
| 6915630 | Engine control for a vehicle equipped with an emission control device | Jeffrey Scott Hepburn, John M. Roth | 2005-07-12 |
| 6912842 | Oxygen storage capacity estimation | David Karl Bidner, Grant Alan Ingram | 2005-07-05 |
| 6904751 | Engine control and catalyst monitoring with downstream exhaust gas sensors | Imad Hassan Makki, James Michael Kerns, Stephen B. Smith | 2005-06-14 |
| 6901327 | Computer instructions for control of multi-path exhaust system in an engine | David Karl Bidner, Michael John Cullen, Shane Elwart | 2005-05-31 |
| 6879906 | Engine control and catalyst monitoring based on estimated catalyst gain | Imad Hassan Makki, James Michael Kerns, Stephen B. Smith | 2005-04-12 |
| 6874490 | Method and system of adaptive learning for engine exhaust gas sensors | — | 2005-04-05 |
| 6874312 | Oxidant storage capacity estimation | Grant Alan Ingram | 2005-04-05 |
| 6868827 | Method for controlling transitions between operating modes of an engine for rapid heating of an emission control device | — | 2005-03-22 |
| 6868667 | Method for rapid catalyst heating | — | 2005-03-22 |
| 6860100 | Degradation detection method for an engine having a NOx sensor | David Karl Bidner | 2005-03-01 |
| 6854264 | Computer controlled engine adjustment based on an exhaust flow | Shane Elwart | 2005-02-15 |
| 6848417 | Lean idle speed control using fuel and ignition timing | Hans Gangwar, Stephen B. Smith | 2005-02-01 |
| 6843051 | Method and apparatus for controlling lean-burn engine to purge trap of stored NOx | David Karl Bidner | 2005-01-18 |