Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5020914 | Process for removing the screw from the screw cylinder of a screw-type injection molding machine and a screw-type molding machine of correspondence configuration | Ernst Wurl, Jurgen Paulsen, Peter Marienfeld, Bruno Grogor | 1991-06-04 |
| 4376501 | Closure element and assembly of a slide closure for use in liquid melt containers | Udo Muschner | 1983-03-15 |