Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8012236 | Method and apparatus for producing reduced metal | Koji Tokuda, Osamu Tsuge | 2011-09-06 |
| 7938883 | Method and apparatus for making metallic iron | Takuya Negami, Kazuo Kunii, Shinichi Inaba, Masataka Shimizu, Isao Kobayashi +7 more | 2011-05-10 |