Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8978434 | Method and equipment for making a spring | — | 2015-03-17 |
| 6643957 | Unit for the collection, cleaning and calibration of electrolysis pots used for aluminium production | Gerard Piron | 2003-11-11 |
| 6319388 | Method of managing the operation of a plant for the production of aluminium by igneous electrolysis and aluminium production plant for implementing this method | Gerard Piron | 2001-11-20 |