Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6644097 | Method and apparatus for inferring fuel mixture | Christopher Kirk Davey, David Robert Nader, Michael Igor Kluzner, Robert Joseph Jerger | 2003-11-11 |
| 6594989 | Method and apparatus for enhancing fuel economy of a lean burn internal combustion engine | Gopichandra Surnilla, Jerry D. Robichaux, Michael John Cullen | 2003-07-22 |
| 6574953 | NOx purge air/fuel ratio selection | Grant Alan Ingram, Gopichandra Surnilla, John M. Roth, Joseph Robert Theis | 2003-06-10 |
| 6546718 | Method and system for reducing vehicle emissions using a sensor downstream of an emission control device | JoAnne Temple, Mark Allen Dearth | 2003-04-15 |