Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5232326 | Apparatus for clearing a pile of bulk material | Hans-Joachim Golz | 1993-08-03 |
| 4692244 | Disperser for a flotation system | Rainer Nebe | 1987-09-08 |
| 4597867 | Air-controlled settling apparatus | Otto Heinemann, Heinz-Dieter Baldus, Hans-Hermann Nanz, Helmut Thieme, Heinz Rasch | 1986-07-01 |
| 4563271 | Percussion jig | Norbert Schroder, Gunter Milewski, Manfred Neusser, Hermann Dorr, Heinz Rasch +3 more | 1986-01-07 |
| 4311240 | Flotation apparatus | Horst Auerbach, Rainer Nebe | 1982-01-19 |