Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12378615 | Blast furnace operation method | Kazuhira Ichikawa, Yohei Kitamura, Natsuo Ishiwata | 2025-08-05 |
| 12259184 | Method of heating up furnace bottom, and burner lance used in the method | Yohei Kitamura, Katsunori Kikuchi, Hiroki Yamaguchi, Satoshi Maruyama, Kouji Uchimura | 2025-03-25 |
| 6302941 | Method for operating a blast furnace | Kenji Oya, Shigeru Wakita, Hajime Wakai | 2001-10-16 |