Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6468467 | Method and apparatus for vacuum decarburization refining of molten steel | Kenichiro Miyamoto, Katsuhiko Kato, Akio Shinkai, Shinya Kitamura, Hiroyuki Ishimatsu +3 more | 2002-10-22 |
| 6190435 | Method of vacuum decarburization/refining of molten steel | Kenichiro Miyamoto, Katsuhiko Kato, Akio Shinkai, Shinya Kitamura, Hiroyuki Ishimatsu +3 more | 2001-02-20 |