Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9206621 | Tractor cab | Johann Kloeck, Andreas Stieglitz | 2015-12-08 |
| 5100066 | Method for processing domestic, industrial and other similar waste with the production of a cellulose material | — | 1992-03-31 |
| 4895642 | Process for separating particles of electrically non-conductive material, in particular plastics material and/or paper, from waste, and a device for carrying out the process | — | 1990-01-23 |
| 4894148 | Device for separating a heterogeneous mass of solid material into fractions | — | 1990-01-16 |
| 4815668 | Process and device for working up household, industrial and other similar waste | — | 1989-03-28 |
| 4623515 | Process for producing fibrous and granular materials from waste | Hans Schweri, Rudolf Schnorf | 1986-11-18 |