Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12331368 | Method for producing chromium-containing molten iron | Norifumi Asahara, Katsuhiko Kato, Yasuhiro Tanaka, Naoki Kaneko, Junichi Nakagawa | 2025-06-17 |
| 12134799 | Method for producing chromium-containing molten iron | Norifumi Asahara, Katsuhiko Kato, Yasuhiro Tanaka, Naoki Kaneko, Junichi Nakagawa | 2024-11-05 |