Issued Patents 2018
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10066535 | Compact design exhaust aftertreatment system with NOx sensor | Bogdan Balea, Eric P. Spaeth | 2018-09-04 |
| 10012125 | Dual mixer for exhaust aftertreatment systems | Stefan Fejer-Simon | 2018-07-03 |
| 9909478 | Mixer for exhaust aftertreatment systems | Stefan Fejer-Simon | 2018-03-06 |