Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10479013 | Nozzle for extruding a preform tube | Guenther Kappen | 2019-11-19 |
| 9713895 | Nozzle for extruding a preform tube | Guenther Kappen | 2017-07-25 |
| 7448864 | Extruder head | — | 2008-11-11 |
| 7267541 | Extruder head | — | 2007-09-11 |
| 6953333 | Extruder head | Günther Kappen | 2005-10-11 |
| 6354828 | Extrusion head for blow molded extruded plastic containers | Rolf Kappen-Feuerherm | 2002-03-12 |
| 6284169 | Method of extrusion blow molding of a hollow body | Rolf Kappen-Feuerherm | 2001-09-04 |
| 6258301 | Method of blow molding hollow articles from thermoplastic synthetic resin | Horst Deckwerth, Rolf Kappen-Feuerherm | 2001-07-10 |
| 6024557 | Extrusion head for blow-molding apparatus | — | 2000-02-15 |
| 5840223 | Method of blow molding hollow articles from thermoplastic synthetic resin | Horst Deckwerth, Rolf Kappen-Feuerherm | 1998-11-24 |
| 5256346 | Method of extrusion blow-molding hollow thermoplastic bodies | — | 1993-10-26 |
| 5102588 | Method of controlling the position of an extruded preform in a blow mold | — | 1992-04-07 |
| 4382766 | Apparatus for controlling wall thickness in extruded tubular synthetic resin blank | — | 1983-05-10 |
| 4378328 | Method for making chime structure for blow molded hollow member | Dietmar Przytulla | 1983-03-29 |
| 4279857 | Method for controlling wall thickness in extruded tubular synthetic-resin blank | — | 1981-07-21 |