Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8808418 | Low temperature diesel particulate matter reduction system | Wenzhong Zhang, Todd R. Taubert, Timothy L. Ricke | 2014-08-19 |
| 7862640 | Low temperature diesel particulate matter reduction system | Wenzhong Zhang, Todd R. Taubert, Timothy L. Ricke | 2011-01-04 |
| 7607289 | Apparatus for emissions control, systems, and methods | Steve Schmeichel, Fred Schmidt, Robert Allen Dushek | 2009-10-27 |
| 7340888 | Diesel particulate matter reduction system | Wenzhong Zhang, Todd R. Taubert, Timothy L. Ricke, Theodore G. Angelo | 2008-03-11 |
| 7278259 | Apparatus for emissions control, system, and methods | Steve Schmeichel, Fred Schmidt, Robert Allen Dushek | 2007-10-09 |
| 7257942 | Apparatus for emissions control, systems, and methods | Steve Schmeichel, Fred Schmidt, Robert Allen Dushek | 2007-08-21 |
| 6508277 | Flexible pipe with compressed ends | Wayne M. Wagner, John T. Herman | 2003-01-21 |
| 6305054 | Exhaust system clamp | John T. Herman, Wayne M. Wagner, James P. Shields | 2001-10-23 |
| 5357755 | Trap apparatus with bypass | Gary R. Gillingham, Marty Barris, Charles O. Reinhart, Erland D. Anderson, Peter A. Betts | 1994-10-25 |
| 5212948 | Trap apparatus with bypass | Gary R. Gillingham, Marty Barris, Charles O. Reinhart, Erland D. Anderson | 1993-05-25 |