Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5374298 | Copper smelting process | Moto Goto, Osamu Iida | 1994-12-20 |
| 5320662 | Process for continuous copper smelting | Moto Goto, Osamu Iida | 1994-06-14 |
| 5320799 | Apparatus for continuous copper smelting | Moto Goto, Osamu Iida, Hiroaki Ikoma, Shigemitsu Fukushima | 1994-06-14 |