Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9800153 | Negative voltage generator | — | 2017-10-24 |
| 9507358 | Adaptive bias circuit | Fabian Rivière | 2016-11-29 |
| 8888156 | Handling tool, for secure handling of connectors of electrolysis cells intended for aluminium production | — | 2014-11-18 |
| 8756837 | Fastening device for a collector of solid remains swiveling at the end of a mobile arm in particular fastening device for articulated buckets of a crust shovel | Arnaud Wattel | 2014-06-24 |
| 8647481 | Pot tending machine for working on electrolysis cells for the production of aluminum by igneous electrolysis | Arnaud Wattel | 2014-02-11 |
| 8383712 | Plastic comprising zinc sulphide | Petra Fritzen, Ludger Heiming, Thomas Rentschler | 2013-02-26 |
| 7857954 | Compact pot tending module for use in plants for the production of aluminum by electrolysis | Alain Van Acker | 2010-12-28 |
| 7779580 | Guiding device for masts which telescopes within each other | Alain Van Acker | 2010-08-24 |