Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5745969 | Method and apparatus for repairing a coke oven | Shigeru Yamada, Hiroyuki Shiraishi, Terutsune Nishio, Hideaki Morimoto, Keiji Matsuda +9 more | 1998-05-05 |
| 5285735 | Control apparatus for injection quantity of pulverized coal to blast furnace | Yasunori Motoi, Matsuo Ohtaka | 1994-02-15 |