Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5398915 | Apparatus for continuous copper smelting | Nobuo Kikumoto, Osamu Iida, Hiroaki Ikoma, Shigemitsu Fukushima | 1995-03-21 |
| 5380353 | Copper smelting apparatus | Nobuo Kikumoto, Osamu Iida, Hiroaki Ikoma, Shigemitsu Fukushima | 1995-01-10 |
| 5374298 | Copper smelting process | Nobuo Kikumoto, Osamu Iida | 1994-12-20 |
| 5320799 | Apparatus for continuous copper smelting | Nobuo Kikumoto, Osamu Iida, Hiroaki Ikoma, Shigemitsu Fukushima | 1994-06-14 |
| 5320662 | Process for continuous copper smelting | Nobuo Kikumoto, Osamu Iida | 1994-06-14 |
| 5217527 | Process for continuous copper smelting | Nobuo Kikumoto, Osamu Iida | 1993-06-08 |
| 5205859 | Apparatus for continuous copper smelting | Nobuo Kikumoto, Osamu Iida, Hiroaki Ikoma, Shigemitsu Fukushima | 1993-04-27 |