Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6832473 | Method and system for regenerating NOx adsorbers and/or particulate filters | Joachim Kupe, James Zizelman | 2004-12-21 |
| 6725821 | Apparatus and method for starting an engine | William S. Warren, James P. Waters | 2004-04-27 |