Issued Patents All Time
Showing 26–44 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8802582 | High temperature ammonia SCR catalyst and method of using the catalyst | Rajashekharam Malyala, Svetlana Iretskaya | 2014-08-12 |
| 8685352 | Zero platinum group metal catalysts | Randal L. Hatfield, Jason Pless, Johnny Ngo, Mann Sakbodin | 2014-04-01 |
| 8580216 | Catalyst and method for reducing nitrogen oxides in exhaust streams with hydrocarbons or alcohols | Rajashekharam Malyala | 2013-11-12 |
| 8496896 | Zero platinum group metal catalysts | Randal L. Hatfield, Johnny Ngo, Jason Pless | 2013-07-30 |
| 8323601 | Catalysts for lean burn engines | Rachelle Justice, Rajashekharam Malyala, Svetlana Iretskaya, Dylan Trandal, Dien To +2 more | 2012-12-04 |
| 8318629 | Platinum group metal-free catalysts for reducing the ignition temperature of particulates on a diesel particulate filter | Keshavaraja Alive, Anne-Laure Baudoux, Svetlana Iretskaya | 2012-11-27 |
| 8220274 | Emission reduction method for use with a heat recovery steam generation system | Robert Paul Bono, Rajashekharam Malyala, Alec Miller | 2012-07-17 |
| 7943097 | Reactor system for reducing NOx emissions from boilers | Svetlana Iretskaya, Rajashekharam Malyala, Guang Yuan, Rachelle Justice, Yul Kwan +3 more | 2011-05-17 |
| 7785551 | Ammonia SCR catalyst and method of using the catalyst | Svetlana Iretskaya | 2010-08-31 |
| 7767175 | Ammonia SCR catalyst and method of using the catalyst | Svetlana Iretskaya | 2010-08-03 |
| 7641875 | Mixed-phase ceramic oxide three-way catalyst formulations and methods for preparing the catalysts | — | 2010-01-05 |
| 7527776 | Ammonia SCR catalyst and method of using the catalyst | Svetlana Iretskaya | 2009-05-05 |
| 7514055 | Method of controlling emissions from a diesel cycle internal combustion engine with perovskite-type metal oxide compounds | — | 2009-04-07 |
| 7014825 | Perovskite-type metal oxide compounds and methods of making and using thereof | — | 2006-03-21 |
| 6531425 | Catalytic converter comprising perovskite-type metal oxide catalyst | — | 2003-03-11 |
| 6372686 | Perovskite-type metal oxide compounds and methods of making and using thereof | — | 2002-04-16 |
| 6352955 | Perovskite-type metal oxide compounds | — | 2002-03-05 |
| 5977017 | Perovskite-type metal oxide compounds | — | 1999-11-02 |
| 5939354 | Perovskite-type metal oxide compounds and method for preparing the compounds | — | 1999-08-17 |