Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6820417 | Exhaust aftertreatment system and method for an internal combustion engine | David F. May, Louis A. Krempel, H. Lee Fisher, Angela R. May | 2004-11-23 |
| 6779339 | Method for NOx adsorber desulfation in a multi-path exhaust system | Christopher A. Laroo, Joseph McDonald, Byron J. Bunker, Brian A. Olson, Robert E. Moss +2 more | 2004-08-24 |