Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7078004 | Diesel oxidation catalyst | Kenneth E. Voss, Joseph C. Dettling, Stanley A. Roth, Ramesh Kakwani, Yiu Lui +1 more | 2006-07-18 |
| 6301887 | Low pressure EGR system for diesel engines | John Lawrence Calabrese | 2001-10-16 |