Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5042733 | Rotary cutter, particularly for granulating plastic material | — | 1991-08-27 |
| 4936516 | Rotary cutter tool, particularly for shredding plastic materials | — | 1990-06-26 |
| 4930710 | Rotary cutter, particularly for comminuting plastic material | — | 1990-06-05 |
| 4546929 | Rotary cutting tool, particularly for comminuting plastic material | Rudolf P. Fritsch | 1985-10-15 |
| 4528157 | Feeding of molten strands to a discharge trough | Horst Lettner, Friedrich Hunke | 1985-07-09 |
| 4489505 | Device for the dehydration and drying of solids, especially of hydraulically(underwater-)granulated plastic materials | Horst Lettner, Friedrich Hunke | 1984-12-25 |
| 4243181 | Granulation of materials | — | 1981-01-06 |