Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4601749 | Method for adjusting chemical composition of molten pig iron tapped from blast furnace | Kenzo Yamada, Katsuhiro Iwasaki, Haruo Ito | 1986-07-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4601749 | Method for adjusting chemical composition of molten pig iron tapped from blast furnace | Kenzo Yamada, Katsuhiro Iwasaki, Haruo Ito | 1986-07-22 |