Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5000900 | Twin screw extruder | — | 1991-03-19 |
| 4775243 | Mixing and kneading apparatus | — | 1988-10-04 |
| 4465376 | Device for suspending a scraper blade for the displacement of material upon a surface | Erwin Zaske | 1984-08-14 |
| 4461093 | Apparatus for drying particles and method of operating the apparatus | Gunther Hultsch, Harald Bock, Reinhold Schilp | 1984-07-24 |