Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8491860 | Methods and systems for an engine emission control system | Douglas Allen Dobson | 2013-07-23 |
| 8448424 | Emission control system with an integrated particulate filter and selective catalytic reduction unit | Yinyan Huang | 2013-05-28 |
| 8404202 | Urea-resistant catalytic units and methods of using the same | Yisun Cheng, Yinyan Huang | 2013-03-26 |
| 8343448 | System for reducing NOx in exhaust | Giovanni Cavataio, James W. Girard, Hungwen Jen, Rachel Alison Snow | 2013-01-01 |
| 8240194 | Methods and systems for diagnostics of an emission system with more than one SCR region | Douglas Allen Dobson, Giovanni Cavataio, Ed Badillo, Gang Guo | 2012-08-14 |
| 8225597 | System for reducing NOx in exhaust | James W. Girard, Giovanni Cavataio, Rachel Alison Snow | 2012-07-24 |
| 8207084 | Urea-resistant catalytic units and methods of using the same | Yisun Cheng, Yinyan Huang | 2012-06-26 |
| 8191354 | Method and aftertreatment configuration to reduce engine cold-start NOx emissions | Giovanni Cavataio, Jeong Yeol Kim, Michael Goebelbecker, Paul M. Laing | 2012-06-05 |
| 8071038 | Progressive catalyst loading for integrated particulate filter and selective catalytic reduction unit | James W. Girard, Giovanni Cavataio, Jeong Yeol Kim | 2011-12-06 |
| 8062601 | Emission SCR NOX aftertreatment system having reduced SO3 generation and improved durability | Yisun Cheng, Clifford Norman Montreuil, Giovanni Cavataio, Douglas Allen Dobson | 2011-11-22 |
| 7971430 | Diesel turbine SCR catalyst | Yinyan Huang, Harold Huimin Sun, Christopher Oberski | 2011-07-05 |
| 7963104 | Emission control system having a coated mixer for an internal combustion engine and method of use | James W. Girard, Rachel Alison Snow, Emil G. Serban, Giovanni Cavataio | 2011-06-21 |
| 7320781 | Method for adjusting a reductant used in an internal combustion engine to reduce NOx | Karen Marie Adams, Robert Henry Hammerle | 2008-01-22 |
| 7225613 | Diesel engine after treatment device for conversion of nitrogen oxide and particulate matter | Robert Henry Hammerle | 2007-06-05 |
| 6928806 | Exhaust gas aftertreatment systems | Paul Joseph Tennison, Paul M. Laing, Robert Henry Hammerle, William Charles Ruona | 2005-08-16 |
| 6823663 | Exhaust gas aftertreatment systems | Robert Henry Hammerle, Paul M. Laing, Paul Joseph Tennison, William Charles Ruona | 2004-11-30 |
| 6810661 | Method and system for freeze protecting liquid NOx reductants for vehicle application | Rolf Backes | 2004-11-02 |