Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6951098 | Method and system for controlling temperature of an internal combustion engine exhaust gas aftertreatment device | Lifeng Xu, Jialin Yang, Richard Baker, Diana Brehob | 2005-10-04 |
| 6928359 | High efficiency conversion of nitrogen oxides in an exhaust aftertreatment device at low temperature | Lifeng Xu | 2005-08-09 |