Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9493854 | Converter steelmaking method | Yuma Igarashi, Hidemitsu NEGISHI, Naotaka Sasaki | 2016-11-15 |
| 9315875 | Method of refining molten iron | Shizuhiko Ikeno, Yozo Iwaki, Naotaka Sasaki, Takeshi Ishii, Masanori Nishikori | 2016-04-19 |