Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6432533 | Metallic iron containing slag | Takuya Negami, Kazuo Kunii, Shinichi Inaba, Masataka Shimizu, Isao Kobayashi +7 more | 2002-08-13 |
| 6413295 | Iron production method of operation in a rotary hearth furnace and improved furnace apparatus | David C. Meissner, Glenn E. Hoffman, Kyle James Shoop, Takuya Negami, Akira Uragami +5 more | 2002-07-02 |