Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11725558 | Methods and systems for aftertreatment device | Marcus William Fried, Paul Lindsey Rounce, Owen Lineham | 2023-08-15 |
| 11499457 | Electrically heated catalyst for vehicle exhaust system | Xin Liu, Douglas Allen Dobson | 2022-11-15 |
| 10590827 | Method and system for reducing particulate emissions | Joseph Norman Ulrey, Michael James Uhrich | 2020-03-17 |
| 10337374 | Methods and systems for an aftertreatment catalyst | Rachel Alison Snow, Eva Thanasiu, Giovanni Cavataio | 2019-07-02 |
| 9920679 | Method and system for reducing particulate emissions | Joseph Norman Ulrey, Michael James Uhrich | 2018-03-20 |
| 9919294 | Phosphorus tolerant catalyst washcoat structure | Carolyn Parks Hubbard, Jeffrey Scott Hepburn, Eva Thanasiu, Giovanni Cavataio, Hungwen Jen +3 more | 2018-03-20 |
| 9528413 | Synergistic SCR/DOC configurations for lowering diesel emissions | Santhoji Katare, Giovanni Cavataio, Douglas Allen Dobson, Gang Guo, William Charles Ruona +1 more | 2016-12-27 |
| 9238983 | Secondary air introduction system | Xiaogang Zhang, Jianwen James Yi, Wen Dai, John Hedges | 2016-01-19 |
| 9194311 | Engine control method and system | Michael Daniel Shane, James David Pakko | 2015-11-24 |
| 9151200 | Secondary air introduction system and method for system operation | Xiaogang Zhang, Jianwen James Yi, Wen Dai, John Hedges, Julia Helen Buckland +1 more | 2015-10-06 |
| 8272362 | Engine control method and system | Michael Daniel Shane, James David Pakko | 2012-09-25 |
| 8191354 | Method and aftertreatment configuration to reduce engine cold-start NOx emissions | Giovanni Cavataio, Jeong Yeol Kim, Michael Goebelbecker, Christine Kay Lambert | 2012-06-05 |
| 8146343 | Approach for injecting a reductant | Joseph Patterson | 2012-04-03 |
| 7325394 | System and method for desulfating a NOx trap | Yisun Chang, Robert Henry Hammerle | 2008-02-05 |
| 6928806 | Exhaust gas aftertreatment systems | Paul Joseph Tennison, Christine Kay Lambert, Robert Henry Hammerle, William Charles Ruona | 2005-08-16 |
| 6823663 | Exhaust gas aftertreatment systems | Robert Henry Hammerle, Christine Kay Lambert, Paul Joseph Tennison, William Charles Ruona | 2004-11-30 |
| 6532736 | Emission control system with a catalyst | Robert Henry Hammerle, Karen Marie Adams | 2003-03-18 |
| 6502386 | Catalyst monitoring in a diesel engine | Christopher John Mazur, Karen Marie Adams, Robert Henry Hammerle | 2003-01-07 |
| 6408616 | Diesel OBD-II system for detection of degradation of catalyst activity | Christopher John Mazur, Robert Henry Hammerle | 2002-06-25 |
| 6363714 | Plasma-catalyst control system | John William Hoard | 2002-04-02 |
| 6305160 | Emission control system | Robert Henry Hammerle, Karen Marie Adams | 2001-10-23 |
| 6295809 | Emission control system with a catalyst | Robert Henry Hammerle, Karen Marie Adams | 2001-10-02 |
| 5404720 | Alternator powered electrically heated catalyst | — | 1995-04-11 |