Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11752492 | Denitrification-oxidation complex catalyst structure and manufacturing method thereof | Dong-Woo Shin, Bekelcha Tesfaye | 2023-09-12 |
| 9808763 | Catalyst system for lean NOx reduction with hydrocarbons | David M. Ginter, Ling Deng, Scott B. Fiveland | 2017-11-07 |
| 8752370 | Exhaust aftertreatment system | Craig P. Hittle, Stephan D. Roozenboom, Tetsu O. Velasquez, Shashank Mupparapu, Rick E. Jeffs +2 more | 2014-06-17 |
| 8459012 | Method for purging a dosing system | Jinhui Sun, Shashank Mupparapu, Theodore J. Tarabulski | 2013-06-11 |
| 7803338 | Method and apparatus for combination catalyst for reduction of NOx in combustion products | Richard F. Socha, James C. Vartuli, El-Mekki El-Malki, Mohan Kalyanaraman | 2010-09-28 |
| 7767181 | System and method for ammonia production | Ronald Silver, Julie Marie Faas, Christie Susan Ragle | 2010-08-03 |
| 7743602 | Reformer assisted lean NOx catalyst aftertreatment system and method | Mohan Kalyanaraman, Christie Susan Ragle | 2010-06-29 |
| 7541010 | Silver doped catalysts for treatment of exhaust | Virgil R. Hester, Christie Susan Ragle, Carrie Boyer | 2009-06-02 |
| 7384455 | Filter service system and method | Cheryl Sellers, Dong Fei, Jill Akers, Bappaditya Banerjee, Mark Alan Gasper +7 more | 2008-06-10 |
| 7235221 | NOx catalyst and method of suppressing sulfate formation in an exhaust purification system | Mari Balmer-Millar, Alexander Panov | 2007-06-26 |
| 7153810 | Silver doped catalysts for treatment of exhaust | Carrie Boyer | 2006-12-26 |
| 7094722 | NOx catalyst and method of suppressing sulfate formation in an exhaust purification system | Mari Balmer-Millar, Alexander Panov | 2006-08-22 |
| 7081231 | Method and system for the combination of non-thermal plasma and metal/metal oxide doped γ-alumina catalysts for diesel engine exhaust aftertreatment system | Christopher L. Aardahl, Mari Lou Balmer-Miller, Ashok Chanda, Craig Habeger, Kent A. Koshkarian | 2006-07-25 |
| 6706660 | Metal/metal oxide doped oxide catalysts having high deNOx selectivity for lean NOx exhaust aftertreatment systems | — | 2004-03-16 |
| 6703343 | Method of preparing doped oxide catalysts for lean NOx exhaust | — | 2004-03-09 |