Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11293069 | Method for oxygen-blowing refining of molten iron and top-blowing lance | Nobuhiko Oda, Goro Okuyama, Shota Amano, Kenji Nakase, Yukio Takahashi +2 more | 2022-04-05 |