Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4674101 | Arc-heating type extra-furnace refining apparatus | Kazuhiko Matsuo, Teruyuki Hasegawa, Seigo Kuwano, Ryuji Yamaguchi, Akio Shiwata +5 more | 1987-06-16 |
| 4560405 | Process for desulfurizing molten steel | Yoshiharu Miyawaki, Masayuki Hanmyo, Yusuke Shiratani, Yoshimi Komatsu, Tsuneo Kondo +1 more | 1985-12-24 |