Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7870931 | Sound-absorbing insulation element with strengthening embossments | — | 2011-01-18 |
| 7677358 | Sealed thin-multi-layer sound absorber | Gabriele Tocchi, Phillippe Pierre Godano, Bertrand DELMAS, Jan Horak, Tommy Falk +1 more | 2010-03-16 |
| 6821607 | Acoustically effective foil stack for a vehicle heat shield | Evelyn Zwick | 2004-11-23 |
| 6613174 | Process for the manufacture of an acoustically effective foil stack for a vehicle heat shield | Evelyn Zwick | 2003-09-02 |
| 6352787 | Method for producing an insulating pack for an insulating part | Evelyn Zwick | 2002-03-05 |