Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6513397 | Process and unit for sampling aldehydes and ketones contained in exhaust gases | Jean-François Papagni, Richard Levesque, Laurent Dayde | 2003-02-04 |
| 6339965 | Process and unit for sampling aldehydes and ketones contained in exhaust gases | Jean-François Papagni, Richard Levesque, Laurent Dayde | 2002-01-22 |
| 6134942 | System for sampling specific pollutants contained in diluted exhaust gases from thermal engines | Jean-François Papagni, Richard Levesque, Jean-Pierre Dumas, Xavier Montagne | 2000-10-24 |