Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7097441 | Annular co-extrusion die | Mirek Planeta | 2006-08-29 |
| 6866498 | Extrusion die with supply groove transfer | Mirek Planeta | 2005-03-15 |
| 6409953 | Method of extruding plastic material in multi-layer tubular form | Mirek Planeta | 2002-06-25 |
| 6116885 | Extrusion of plastic materials in multilayer tubular film | Mirek Planeta | 2000-09-12 |
| 5738881 | Annular co-extrusion die | — | 1998-04-14 |
| 5690972 | Annular co-extrusion die | Mirek Planeta, Weining Song | 1997-11-25 |