Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6605130 | Pellets incorporated with carbonaceous material | Shoji Shirouchi, Masakata Shimizu, Kazuya Miyagawa | 2003-08-12 |
| 6506231 | Method and apparatus for making metallic iron | Takuya Negami, Kazuo Kunii, Shinichi Inaba, Masataka Shimizu, Isao Kobayashi +7 more | 2003-01-14 |