Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4442706 | Probe and a system for detecting wear of refractory wall | Yoshio Kawate, Nobuyuki Nagai, Takefumi Horiuchi, Saburo Tsurutani, Minoru Kitamura +3 more | 1984-04-17 |
| 4417723 | Tuyere for blowing gases into molten metal bath container | Minoru Kitamura, Shinji Koyama, Shuzo Ito, Hideo Matsui, Isamu Hirose +2 more | 1983-11-29 |
| 4398949 | Method for stably refining high carbon steel | Minoru Kitamura, Shinji Koyama, Shuzo Ito, Hideaki Fujimoto | 1983-08-16 |