Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5496456 | Vibrating conveyor device dipping into a liquid with damping of vibration transmission | Ju/ rgen Fischer, Siegfried Birkle, Werner Elsel, Johann Gehring, Waldemar Nippe | 1996-03-05 |
| 5215641 | Device for transporting bulk material comprising a vibrator conveyor which dips into a liquid | Siegfried Birkle, Werner Elsel, Johann Gehring, Waldemar Nippe | 1993-06-01 |
| 4636729 | Gradient coil system for a nuclear spin tomography installation | Horst Siebold | 1987-01-13 |