Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7501005 | Exhaust treatment device having submerged connecting flanges | — | 2009-03-10 |
| 7332016 | Particulate trap with selective blocking element | Joanna Louise Costura, Matthew Earnest Williams, Matthew Thomas Kiser, Cornelius Opris, J. Josh Driscoll +1 more | 2008-02-19 |
| 7291197 | Particulate trap filter element | Joanna Louise Costura, Matthew Earnest Williams, Matthew Thomas Kiser, Cornelius Opris, Amy Fluharty | 2007-11-06 |