Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6682583 | Process for producing sintered ore and the sintered ore | Kouichi Morioka, Toshihide Matsumura | 2004-01-27 |
| 6241808 | Production of iron ore pellets | Koichi Morioka | 2001-06-05 |