Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12203403 | Filter catalyzed with SCR catalyst, systems and methods | Weiyong Tang, Sanath Kumar, Kevin A. Hallstrom, Kenneth E. Voss | 2025-01-21 |
| 11486288 | Catalyzed soot filter with reduced ammonia oxidation | Kevin A. Hallstrom, Yuejin Li | 2022-11-01 |
| 11268420 | Exhaust gas treatment system with upstream SCR catalyst | Kenneth E. Voss, Kevin A. Hallstrom, Sandip D. Shah, Andrew Thoms, M. Shahjahan Kazi +1 more | 2022-03-08 |