Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11123720 | Hydrocarbon trap catalyst | John G. Nunan, Chad Alltizer | 2021-09-21 |
| 10850264 | Hydrocarbon trap catalyst | John G. Nunan, Chad Alltizer | 2020-12-01 |
| 10828623 | Hydrocarbon trap catalyst | John G. Nunan, Chad Alltizer | 2020-11-10 |
| 10781735 | Exhaust emission reduction system having an HC-trap and NOx-trap combination designed for operating under strategic lean conditions | John G. Nunan, Chad Alltizer | 2020-09-22 |
| 10323593 | Exhaust aftertreatment system | Douglas C. Ball, John G. Nunan | 2019-06-18 |
| 8968690 | Three-way catalyst having an upstream single-layer catalyst | John G. Nunan, Raoul Klingmann, Ryan J. Andersen, Davion Onuga Clark | 2015-03-03 |
| 8557204 | Three-way catalyst having an upstream single-layer catalyst | John G. Nunan, Raoul Klingmann, Ryan J. Andersen, Davion Onuga Clark | 2013-10-15 |
| 8448421 | HC adsorber with OBD capability | Owen Bailey, Davion Onuga Clark | 2013-05-28 |
| 8394348 | Three-way catalyst having a upstream multi-layer catalyst | John G. Nunan, Raoul Klingmann, Ryan J. Andersen, Davion Onuga Clark | 2013-03-12 |
| 8323599 | Three-way catalyst having an upstream multi-layer catalyst | John G. Nunan, Raoul Klingmann, Ryan J. Andersen, Davion Onuga Clark | 2012-12-04 |