Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7967058 | Apparatus for controlling flow of molten steel in mold | Jun Kubota, Seishi Mizuoka | 2011-06-28 |
| 7762311 | Method for controlling flow of molten steel in mold and method for continuously producing a cast product | Jun Kubota, Seishl Mizuoka | 2010-07-27 |
| 7546937 | Poured molten metal quantity control device | Ryuzo Nishimachi, Tomohiro Yotabun, Hisao Inubushi | 2009-06-16 |
| 7540317 | Method and apparatus for controlling flow of molten steel in mold, and method for producing continuous castings | Jun Kubota, Seishi Mizuoka | 2009-06-02 |
| 7322496 | Brick body for rotary nozzle | Tomohiro Yotabunn, Tsuyoshi Mizuno, Hideto Takasugi, Hisao Inubushi | 2008-01-29 |
| 7260966 | Tube shell for manufacturing a seamless steel pipe and a method for its manufacture | Kazuhiro Shimoda, Tomio Yamakawa, Hiroyuki Semba, Hirofumi Hori | 2007-08-28 |
| 4674101 | Arc-heating type extra-furnace refining apparatus | Kazuhiko Matsuo, Teruyuki Hasegawa, Seigo Kuwano, Ryuji Yamaguchi, Akio Shiwata +5 more | 1987-06-16 |
| 4652306 | Method of refining molten steel by arc process | Hirohisa Nakashima, Yoshimi Komatsu, Masafumi Ikeda | 1987-03-24 |
| 4652308 | Process for refining molten steel | Hirohisa Nakashima, Yoshimi Komatsu, Masafumi Ikeda | 1987-03-24 |
| 4560405 | Process for desulfurizing molten steel | Yoshiharu Miyawaki, Masayuki Hanmyo, Yusuke Shiratani, Yasuhiro Matsuda, Yoshimi Komatsu +1 more | 1985-12-24 |
| 4552587 | Method of operating ladle refining furnace | Hirohisa Nakashima, Yoshimi Komatsu, Masafumi Ikeda | 1985-11-12 |
| 4551173 | Method for adjusting composition of molten steel in arc process | Hirohisa Nakashima, Yoshimi Komatsu, Masafumi Ikeda | 1985-11-05 |
| 4551174 | Method of refining molten steel by arc process | Hirohisa Nakashima, Yoshimi Komatsu, Masafumi Ikeda | 1985-11-05 |