Issued Patents All Time
Showing 25 most recent of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12403425 | Exhaust gas treatment system | Ceren Aydin, Patrick Bannon, Penelope Markatou, Dennis Murray, Eric D. Thomas | 2025-09-02 |
| 11848462 | Battery outgassing filter system and method to filter outgassing from a battery cell | Bryan D. Axe | 2023-12-19 |
| 10927733 | System and apparatus to mitigate diesel exhaust fluid deposits in exhaust system flexible couplings | Daryl J. D'Andrea, Bilal A. Rathur | 2021-02-23 |
| 10907521 | Methods for operating and diagnosing internal combustion engine exhaust gas treatment systems | Shouxian Ren, Gongshin Qi, Anirban Sett | 2021-02-02 |
| 10760464 | Methods for monitoring and regenerating selective catalytic reduction filter devices | Jianwen Li | 2020-09-01 |
| 10309278 | Method for desulfurization of selective catalytic reduction devices | Gongshin Qi, Anil Yadav | 2019-06-04 |
| 10138779 | Selective catalytic reduction filter devices having NOx storage capabilities | Gongshin Qi, Charles Dean, Charles E. Solbrig | 2018-11-27 |
| 10138789 | Exhaust gas treatment systems utilizing a plurality of reduced-resistance mixers | Prashant Kumar Mishra, Asif Iqbal Siddiqui, Anil Yadav | 2018-11-27 |
| 10125659 | Exhaust gas treatment device having integrated gas sampling sensor | Luciano Nunziato Di Perna, Jianwen Li, Raffaello Ardanese, David Brown | 2018-11-13 |
| 10047651 | Soot oxidation catalyst materials and selective catalytic reduction filter devices incorporating the same | David Brown, Wei Li, Jianwen Li | 2018-08-14 |
| 10040029 | Efficient lean NOx trap regeneration with enchanced ammonia formation | Jianwen Li, Andrea De Filippo, Chang Hwan Kim, Shouxian Ren | 2018-08-07 |
| 9995720 | Plug-in NOx sensor snorkel for reading optimization under packaging constraints | Luciano Nunziato Di Perna, Chijou Wang, Jianwen Li, James B. Rodgers | 2018-06-12 |
| 9879587 | Diagnosing oxidation catalyst device with hydrocarbon storage | Chang Hwan Kim, Michelle H. Wiebenga, Vincent J. Tylutki, David Brown, Igor Anilovich | 2018-01-30 |
| 9856774 | Engine exhaust system | Luciano Nunziato Di Perna, Raffaello Ardanese, Michael J. Paratore, Jr., Jianwen Li | 2018-01-02 |
| 9850797 | Selective catalytic reduction device | Jianwen Li, Steven J. Schmieg | 2017-12-26 |
| 9821282 | Diesel exhaust fluid mixing system for a linear arrangement of diesel oxidation catalyst and selective catalytic reduction filter | Jianwen Li, Chijou Wang, Luciano Nunziato Di Perna, James B. Rodgers | 2017-11-21 |
| 9732660 | Integrated sensor-catalyst | Luciano Nunziato Di Perna, Jianwen Li, Charles Dean, David Brown | 2017-08-15 |
| 9714597 | Exhaust mixer for compact system | Anil Yadav, Jianwen Li, Amit Prabhakar, Claudio Ciaravino | 2017-07-25 |
| 9689290 | Reductant mixing system for an exhaust gas after-treatment device | Jianwen Li, Luciano Nunziato Di Perna, Roberto Argolini, Joshua Clifford Bedford | 2017-06-27 |
| 9528422 | Particulate filter washcoat diagnosis based on exothermic substrate temperature | Jianwen Li, Vincent J. Tylutki | 2016-12-27 |
| 9447717 | Mixer for short mixing lengths | Anil Yadav, Jianwen Li, Amit Prabhakar | 2016-09-20 |
| 9366171 | Method for determining an estimated amount of soot accumulated in a particulate filter of an exhaust gas after-treatment system | Jianwen Li | 2016-06-14 |
| 9322312 | Ambient humidity and temperature correction to particulate filter soot rate | John A. Catalogna, Rebecca J. Darr | 2016-04-26 |
| 9140170 | System and method for enhancing the performance of a selective catalytic reduction device | Jianwen Li, Justin Adam Shetney, Chang Hwan Kim, Matthew J. Myers | 2015-09-22 |
| 8904760 | Exhaust gas treatment system including an HC-SCR and two-way catalyst and method of using the same | — | 2014-12-09 |