Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8359848 | Exhaust treatment device having flow-promoting end caps | Darrel Henry Meffert, Michael Pollard, Timothy John Boland, John R. Weber, Ronak Shah +2 more | 2013-01-29 |
| 8142552 | Filter purge system utilizing a reactive propellant | Steven F. Meister, Loran Hoffman, Thomas V. Staley | 2012-03-27 |
| 7757484 | Exhaust treatment device having flow-promoting end caps | Darrel Henry Meffert, Michael Pollard, Timothy John Boland, John R. Weber, Ronak Shah +2 more | 2010-07-20 |