Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7308965 | Noise abatement wall | Bernard Sapoval, Michel Chappat, Didier Peyrard | 2007-12-18 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7308965 | Noise abatement wall | Bernard Sapoval, Michel Chappat, Didier Peyrard | 2007-12-18 |