Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7938883 | Method and apparatus for making metallic iron | Takuya Negami, Kazuo Kunii, Shinichi Inaba, Masataka Shimizu, Isao Kobayashi +7 more | 2011-05-10 |
| 6506231 | Method and apparatus for making metallic iron | Takuya Negami, Kazuo Kunii, Shinichi Inaba, Masataka Shimizu, Isao Kobayashi +7 more | 2003-01-14 |
| 6432533 | Metallic iron containing slag | Takuya Negami, Kazuo Kunii, Shinichi Inaba, Masataka Shimizu, Isao Kobayashi +7 more | 2002-08-13 |
| 6036744 | Method and apparatus for making metallic iron | Takuya Negami, Kazuo Kunii, Shinichi Inaba, Masataka Shimizu, Isao Kobayashi +7 more | 2000-03-14 |