Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11285689 | Multi-layer acoustic and/or reinforcing nonwoven fabric | Volkmar Schulze, Norbert Nicolai, Ctirad Zikmund, Marco Schneider, Reimund Piatkowski | 2022-03-29 |
| 7448468 | Acoustically effective wheel house covering for vehicles | Hans Czerny, Christian Gnadig, Albert Kallenberg | 2008-11-11 |