Issued Patents All Time
Showing 25 most recent of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9863348 | Method for controlling fuel of a spark ignited engine while regenerating a particulate filter | Carolyn Parks Hubbard, Eva Thanasiu, David Karl Bidner, James Michael Kerns, Nian Xiao +5 more | 2018-01-09 |
| 9446395 | Low temperature catalyst/hydrocarbon trap | Lifeng Xu, Jason Aaron Lupescu | 2016-09-20 |
| 9394844 | Fuel control for spark ignited engine having a particulate filter system | Carolyn Parks Hubbard, Eva Thanasiu, Jeffrey Scott Hepburn, Helmut Hans Ruhland, Moritz Klaus Springer +3 more | 2016-07-19 |
| 9376949 | Air-injection system to improve effectiveness of selective catalytic reduction catalyst | Harendra S. Gandhi, Joseph Robert Theis | 2016-06-28 |
| 8875494 | Fuel control for spark ignited engine having a particulate filter system | Carolyn Parks Hubbard, Eva Thanasiu, Jeffrey Scott Hepburn, Helmut Hans Ruhland, Moritz Klaus Springer +3 more | 2014-11-04 |
| 8776498 | Air-injection system to improve effectiveness of selective catalytic reduction catalyst for gasoline engines | Harendra S. Gandhi, Joseph Robert Theis | 2014-07-15 |
| 8726638 | Reduction of NOx trap at engine shutoff | John William Hoard, Lifeng Xu, Karen Marie Adams | 2014-05-20 |
| 8516980 | Method for operating a vehicle with a fuel reformer | Thomas G. Leone, Ross Dykstra Pursifull, Gopichandra Surnilla, Michael Howard Shelby, Joseph Norman Ulrey | 2013-08-27 |
| 8371253 | Pump control for reformate fuel storage tank | Thomas G. Leone | 2013-02-12 |
| 8341947 | System and method for regenerating a particulate filter | Jeffrey Scott Hepburn, David Karl Bidner, Helmut Hans Ruhland, Moritz Klaus Springer, Thomas Lorenz +5 more | 2013-01-01 |
| 8307790 | Method for operating a vehicle with a fuel reformer | Thomas G. Leone, Ross Dykstra Pursifull, Gopichandra Surnilla, Michael Howard Shelby, Joseph Norman Ulrey | 2012-11-13 |
| 8138114 | Methods and formulations for enhancing NH3 adsorption capacity of selective catalytic reduction catalysts | Hungwen Jen, George Graham | 2012-03-20 |
| 8096111 | Reduction of NOx trap at engine shutoff | John William Hoard, Lifeng Xu, Karen Marie Adams | 2012-01-17 |
| 8062618 | Exhaust aftertreatment system and method of treating exhaust gas | Lifeng Xu, Harendra S. Gandhi, Clifford Norman Montreuil | 2011-11-22 |
| 8001934 | Pump control for reformate fuel storage tank | Thomas G. Leone | 2011-08-23 |
| 7966812 | Multi-stage regeneration of particulate filter | Lifeng Xu, William L. H. Watkins, William Charles Ruona, George Graham | 2011-06-28 |
| 7811961 | Methods and formulations for enhancing NH3 adsorption capacity of selective catalytic reduction catalysts | Hungwen Jen, George Graham | 2010-10-12 |
| 7788910 | Particulate filter regeneration and NOx catalyst re-activation | Lifeng Xu, John William Hoard, Karen Marie Adams | 2010-09-07 |
| 7718150 | Reverse platinum group metal zoned lean NOx trap system and method of use | Joseph Robert Theis, Justin Anthony Ura | 2010-05-18 |
| 7291576 | SOx trap for diesel and lean-burn gasoline automotive applications | Woosang Chun, George Graham, Clifford Norman Montreuil, Brendan Patrick Carberry, Albert Chigapov +1 more | 2007-11-06 |
| 7284368 | Computer device to control operation during catalyst desulfurization to preserve catalytic function | Gopichandra Surnilla, Harendra S. Gandhi, Christian T. Goralski, George Graham, Hungwen Jen | 2007-10-23 |
| 7263433 | Computer device to calculate emission control device functionality | Gopichandra Surnilla, Harendra S. Gandhi, Christian T. Goralski, George Graham, Hungwen Jen | 2007-08-28 |
| 7240482 | System for minimizing the impact of poisoning of automotive exhaust aftertreatment systems | Jeffrey Scott Hepburn, Carolyn Parks Hubbard, Gang Guo, Lifeng Xu | 2007-07-10 |
| 7181905 | Lean-burn engine exhaust air-fuel and temperature management strategy for improved catalyst durability | Gopichandra Surnilla, Harendra S. Gandhi, Christian T. Goralski, George Graham, Hungwen Jen | 2007-02-27 |
| 7030054 | PGM-free washcoats for catalyzed diesel particulate filter applications | Albert Chigapov, Alexei Dubkov, Brendan Patrick Carberry | 2006-04-18 |