Issued Patents 2019
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10471413 | Exhaust gas treatment catalyst | Jaya L. Mohanan, Gary A. Gramiccioni, Kenneth E. Voss | 2019-11-12 |
| 10450918 | Exhaust gas treatment system | Wen-Mei Xue | 2019-10-22 |
| 10253667 | Exhaust gas treatment system | Xiaofan Yang, Wen-Mei Xue, Matthew J. Schladt, Yuejin Li | 2019-04-09 |