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 |
| 4532980 | Method and apparatus for removing fine cold shut cracks on horizontally and continuously cast steel strand using ejection of a plurality of metal shots | Yoshiharu Miyawaki, Takeshi Hirose, Seishi Mizuoka, Masahiro Tsuru | 1985-08-06 |