Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9662693 | Induction furnace and method for treating metal waste to be stored | Roger Boen | 2017-05-30 |
| 7730745 | Vitrification furnace with dual heating means | Christophe Girold, Lionel Bruguiere, Roger Boen, Louis Bojat | 2010-06-08 |
| 7503188 | Vitrification furnace with dual heating means | Christophe Girold, Lionel Bruguiere, Roger Boen, Louis Bojat | 2009-03-17 |
| 6185243 | Glass induction melting furnace using a cold crucible | Roger Boen, Christian Ladirat | 2001-02-06 |