Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9868269 | Acoustic panel made of plaster | Katarzyna Chuda, Caroline Demathieu-Roeltgen, Véronique Chopin, Jeremy Simons | 2018-01-16 |
| 5401009 | Compound diaphragm bellows | David C. Cunningham | 1995-03-28 |