Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6918969 | Cast steel and steel material with excellent workability, method for processing molten steel therefor and method for manufacturing the cast steel and steel material | Masafumi Zeze, Takashi Morohoshi, Ryusuke Miura, Shintaro Kusunoki, Yasuhiro Kinari +4 more | 2005-07-19 |
| 6585799 | Cast steel piece and steel product excellent in forming characteristics and method for treatment of molted steel therefor and method for production thereof | Masafumi Zeze, Takashi Morohoshi, Ryusuke Miura, Shintaro Kusunoki, Yasuhiro Kinari +4 more | 2003-07-01 |
| 6468467 | Method and apparatus for vacuum decarburization refining of molten steel | Kenichiro Miyamoto, Katsuhiko Kato, Akio Shinkai, Takayuki Kaneyasu, Shinya Kitamura +3 more | 2002-10-22 |
| 6190435 | Method of vacuum decarburization/refining of molten steel | Kenichiro Miyamoto, Katsuhiko Kato, Akio Shinkai, Takayuki Kaneyasu, Shinya Kitamura +3 more | 2001-02-20 |