Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8048185 | Diesel particulate filter assembly | Steve M. Butsch, Bradley R. Postage | 2011-11-01 |
| 8029592 | Diesel particulate filter assembly | Eric J. Schramm, Philip P. Treier, Bradley R. Postage, Timothy L. Memmer | 2011-10-04 |