Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10488112 | Raw material supply apparatus, raw material supply method and flash smelting furnace | Eiji Tojima, Tomoya Kawasaki, Yutaka Yasuda | 2019-11-26 |
| 10443940 | Raw material supply method | Eiji Tojima, Tomoya Kawasaki, Yutaka Yasuda | 2019-10-15 |