Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6129776 | Operation method of vertical furnace | Masaaki Naito, Yasuhiko Fujiwara, Kyoichi Araki, Teruhiko Kokubun, Tadashi Obara +1 more | 2000-10-10 |
| 4317676 | Process for producing sintered iron ore having high reducibility | Hideaki Souma, Yohzoh Hosotani, Jyuzo Shibata | 1982-03-02 |