Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9279523 | Drainpipe, method for preventing blockage of drainpipe and installation structure of drainpipe | Yoshihiro Yoshida | 2016-03-08 |
| 5585914 | Apparatus and method for measuring a temperature of a high temperature liquid contained in a furnace | Mitsuo Yamasaki, Shigeru Inoue, Ichiro Kikuchi, Masaki Komatani, Genji Kanatani +14 more | 1996-12-17 |
| 4674101 | Arc-heating type extra-furnace refining apparatus | Kazuhiko Matsuo, Teruyuki Hasegawa, Seigo Kuwano, Ryuji Yamaguchi, Akio Shiwata +5 more | 1987-06-16 |
| 4652308 | Process for refining molten steel | Hirohisa Nakashima, Masafumi Ikeda, Tsuneo Kondo | 1987-03-24 |
| 4652306 | Method of refining molten steel by arc process | Hirohisa Nakashima, Masafumi Ikeda, Tsuneo Kondo | 1987-03-24 |
| 4560405 | Process for desulfurizing molten steel | Yoshiharu Miyawaki, Masayuki Hanmyo, Yusuke Shiratani, Yasuhiro Matsuda, Tsuneo Kondo +1 more | 1985-12-24 |
| 4552587 | Method of operating ladle refining furnace | Hirohisa Nakashima, Masafumi Ikeda, Tsuneo Kondo | 1985-11-12 |
| 4551173 | Method for adjusting composition of molten steel in arc process | Hirohisa Nakashima, Masafumi Ikeda, Tsuneo Kondo | 1985-11-05 |
| 4551174 | Method of refining molten steel by arc process | Hirohisa Nakashima, Masafumi Ikeda, Tsuneo Kondo | 1985-11-05 |