Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10072320 | Method of producing steel material | Kohei Furumai, Norichika Aramaki, Takeshi Murai, Toru Inoue, Yukio Usui +1 more | 2018-09-11 |
| 9957581 | Method for refining hot metal in converter | Kenji Nakase, Yukio Takahashi, Naoki Kikuchi, Goro Okuyama, Shingo Sato +1 more | 2018-05-01 |