Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8770411 | Method and device for the separation of fine particles from granulate-type bulk materials in a pipeline | Guido Winkhardt | 2014-07-08 |
| 6102578 | Cellular wheel sluice with supplementary bearing | Dieter Heep | 2000-08-15 |
| 5741094 | Pipe shunt for pheumatically fed bulk goods | — | 1998-04-21 |