Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6872074 | Method for discharging reduced product from a movable-hearth furnace and a discharging device | Natsuo Ishiwata, Tatsuya Ozawa, Yoshitaka Sawa, Tetsuya Yamamoto, Tetsuya Kikui | 2005-03-29 |