Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11187131 | Double canning exhaust gas purification device | Jean-Paul Brunel, Jean-Francois Perret, Sébastien Hanauer | 2021-11-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11187131 | Double canning exhaust gas purification device | Jean-Paul Brunel, Jean-Francois Perret, Sébastien Hanauer | 2021-11-30 |