Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6258246 | Aluminium electrowinning cell with sidewalls resistant to molten electrolyte | Jean-Jacques Duruz, Georges Berclaz | 2001-07-10 |
| 6077415 | Multi-layer non-carbon metal-based anodes for aluminum production cells and method | Jean-Jacques Duruz | 2000-06-20 |