Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5695695 | Manufacture of polymer fibrids | Dieter Jungert, Volker Mai, Birgitta Meier, Eckehard Pohl | 1997-12-09 |
| 5582779 | Process and apparatus using liquefied gas for making plastic particles | Gerhard Gross, Birgitta Meier, Johannes Vetter | 1996-12-10 |
| 4950362 | Heat-insulating shaped fibrous articles and a process for producing them | Ludwig Wirth, Ingo Elstner, Andreas Naumann | 1990-08-21 |
| 4324421 | Identity card with incorporated fibrids | Roland Moraw, Fritz Pierson | 1982-04-13 |
| 4182350 | Cigarette filter | — | 1980-01-08 |
| 4181767 | Plaster board panels | — | 1980-01-01 |