Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4439933 | Apparatus for drying and heating nylon granules | Ernst Dietrich, Ernst Guenther, Werner Hoerauf, Ernst Kissel, Hermann Linge +1 more | 1984-04-03 |
| 4202375 | Process and apparatus for achieving a uniform flow profile | Werner Hoerauf, Hans Pirzer, Ernst Guenther, Ernst Dietrich | 1980-05-13 |