Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4713215 | Process for sintering powdered material in a continuous furnace | — | 1987-12-15 |
| 4702779 | Heat process for producing corrosion resistant steel articles | Rene Mauvoisin | 1987-10-27 |
| 4531984 | Surface hardening process for metal parts | Thierry Hiron | 1985-07-30 |