Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5677925 | Power converter device for direct current power supply to an electric arc furnace | Jacques Du Parc, Michel Wursteisen | 1997-10-14 |
| 5463653 | Power converter device for direct current power supply to an electric arc furnace | Jacques Du Parc, Michel Wursteisen | 1995-10-31 |