Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9157209 | Helical drill bit for an auger of a ground excavation assembly, in particular for building excavated piles, and drilling method that uses such a bit | Ezio Biserna | 2015-10-13 |
| 8882397 | Methods for waterproofing depositing sites | — | 2014-11-11 |