Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5375648 | Apparatus and method for continuous casting of steel | Akira Idogawa, Nagayasu Bessho, Kenichi Sorimachi, Toshikazu Sakuraya | 1994-12-27 |
| 5304231 | Method of refining of high purity steel | Yoshiei Kato, Tadasu Kirihara, Seiji Taguchi, Shigeru Omiya, Masahito Suito | 1994-04-19 |