Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5622073 | Six high rolling mill | Toshiki Hiruta, Ikuo Yarita | 1997-04-22 |
| 5531261 | Process for diecasting graphite cast iron at solid-liquid coexisting state | Chisato Yoshida, Yuichi Ando, Seiro Yahata | 1996-07-02 |
| 5143561 | Method of producing grain oriented silicon steel sheets having improved magnetic properties and a continuous intermediate annealing equipment therefor | Namio Suganuma, Tadashi Naito | 1992-09-01 |