Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4957545 | Smelting reduction process using reducing gas generated in precombustor | Akihide Hikosaka, Tsuyoshi Mimura, Tomio Suzuki, Shuzo Itoh | 1990-09-18 |
| 4908059 | Process for melting cold iron material | Akihide Hikosaka, Tsuyoshi Mimura, Tomio Suzuki, Shuzo Ito | 1990-03-13 |