Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5683727 | Apparatus for the production of blown foils or films of thermoplastic | — | 1997-11-04 |
| 5593704 | Head assembly for blow-extruding a tubular plastic foil | — | 1997-01-14 |
| 5529470 | Apparatus for flattening a blown foil tube of thermoplastic synthetic resin | — | 1996-06-25 |
| 5322431 | Apparatus for blowing a film of thermoplastic synthetic resin | Peter Niegerl | 1994-06-21 |