Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6820417 | Exhaust aftertreatment system and method for an internal combustion engine | David F. May, Charles R. Schenk, Louis A. Krempel, Angela R. May | 2004-11-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6820417 | Exhaust aftertreatment system and method for an internal combustion engine | David F. May, Charles R. Schenk, Louis A. Krempel, Angela R. May | 2004-11-23 |