Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6425278 | Roll changing apparatus of rolling mill | Hisao Matsushima, Mikio Yamamoto, Yoshiki Mito | 2002-07-30 |
| 5105638 | Method and machine for rolling a metal workpiece at a reduced rolling load | Yoshiki Mito, Kazuo Morimoto, Keiji Mizuta, Osamu Miyamoto, Yukio Hiasa +1 more | 1992-04-21 |
| 4453393 | Four high mill of the paired-roll-crossing type | Hiroyuki Hino, Kunio Yamamoto, Ryuichi Ozono, Susumu Kawamoto | 1984-06-12 |