Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6713025 | Light-off and close coupled catalyst | Cornel Ivanescu, Guy R. Desrochers | 2004-03-30 |
| 5331810 | Low thermal capacitance exhaust system for an internal combustion engine | Robert T. Usleman | 1994-07-26 |