Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6883584 | Method for continuously casting a steel beam blank | Henri Grober, Boris Donnay, René Creutz, Pierre Michels, Marc Mertens +2 more | 2005-04-26 |
| 4457002 | Electrode seal assembly for metallurgical furnace | Georges Mathgen, Robert Scherer, Roger Leick | 1984-06-26 |