Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6332027 | Noise-absorption structures and walls constituted thereby | Dominique Collin, Jacques Michel Albert Julliard, Christine Fumoux | 2001-12-18 |
| 5568847 | Device for providing a rigid mechanical link with frequency cut-off | Daniel Trouchet, Michel Lapautre, Marc Lepretre | 1996-10-29 |