Issued Patents 2023
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11840953 | Closed control loop with ammonia slip and NOx sensor feedback for use in selective catalytic reduction system | Daniel R. Piche, Benjamin R. Paffel | 2023-12-12 |
| 11759747 | Metal foil catalyst for the control of emissions from diesel engines | John W. Robinson, Donald R. Verdegan | 2023-09-19 |
| 11739673 | Near-zero emitting diesel-electric locomotive using a high-speed diesel engine | James M. Wurtz, Jr., Scott Gatewood, Michael Thomason, Daniel R. Piche, Cody J. Molls +2 more | 2023-08-29 |
| 11585254 | Closed control loop with ammonia slip and NOx sensor feedback for use in selective catalytic reduction system | Daniel R. Piche, Benjamin R. Paffel | 2023-02-21 |