Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8739517 | Vehicle-based strategy for removing urea deposits from an SCR catalyst | Lifeng Xu, Shane Elwart, George Graham | 2014-06-03 |
| 8171724 | Vehicle-based strategy for removing urea deposits from an SCR catalyst | Lifeng Xu, Shane Elwart, George Graham | 2012-05-08 |