Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10487370 | Method for operating blast furnace | Naoki Yamamoto, Tomoyuki Kawashima, Nobuyuki Ooyama | 2019-11-26 |
| 10400292 | Method for operating blast furnace | Naoki Yamamoto, Tomoyuki Kawashima, Nobuyuki Ooyama | 2019-09-03 |