Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6857867 | Backflow prevention device | — | 2005-02-22 |
| 6554603 | Plastifying unit in injection-moulding machines with a nonreturn valve | Helmut Schreiner, Jorg Seidel, Dieter Streng | 2003-04-29 |
| 5494632 | Method for applying afterpressure on injection molding compounds | Arnaldo Glaser | 1996-02-27 |