Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7670519 | Method for producing a granular material and product obtained | Serge Bensaid | 2010-03-02 |
| 7517831 | Pumice stone with a carbon content, process for its production and its applications | Serge Bensaid | 2009-04-14 |