Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6913729 | Large blow moldings made from polyethylene | Gunther Pfirrmann, Dieter Lilge, Gunter Hatzmann | 2005-07-05 |
| 6893603 | Production of hollow plastic articles | Wolfgang Rohde, Michael Flosdorff, Jörg Schnorr, Bernhard Springholz, Roger Weinlein +1 more | 2005-05-17 |
| 5461097 | Stabilization of polyethylene grit | Guenther Pfirrmann, Rudolf Paatz | 1995-10-24 |