Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5927590 | Spin beam for spinning a plurality of synthetic filament yarns and its manufacture | Friedhelm Itter, Wolfgang Schumann | 1999-07-27 |
| 5733586 | Spin beam for spinning a plurality of synthetic filament yarns and its manufacture | Friedhelm Itter, Wolfgang Schumann | 1998-03-31 |
| 5700491 | Melt line for spin beam | Nils Holger Weide, Wolfgang Schumann | 1997-12-23 |