Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9682879 | System and method for treating waste water by means of passive phosphorus capture | Thomas Thibault, Gerardo Buelna, Sylvain Savard, Paul Lessard | 2017-06-20 |
| 7887706 | Method of biofiltration of a liquid effluent | Gerardo Buelna, Yann Le Bihan, Paul Lessard, Caroline Dufour-L'Arrivee | 2011-02-15 |
| 7374683 | Biofilter and method for filtering a waste liquid | Gerardo Buelna, Yann Le Bihan | 2008-05-20 |