Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5968562 | Sprue bar assembly for use in a stack mold | Robert D. Schad, Zbigniew Romanski, Harold Godwin | 1999-10-19 |
| 5336078 | Injection mold having a vented core | — | 1994-08-09 |
| 5288225 | Pressure balanced valve stem | Harald Schmidt, Michael Dybka | 1994-02-22 |
| 5219593 | Injection molding apparatus | Harald Schmidt | 1993-06-15 |