Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11187131 | Double canning exhaust gas purification device | Bastien Decrouy, Jean-Francois Perret, Sébastien Hanauer | 2021-11-30 |
| 11047275 | Exhaust gas treatment device, exhaust line and method of manufacture | — | 2021-06-29 |