Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5001820 | Roll for rolling mill | Masao Nitanda, Heiji Kato, Isao Imai, Tsukasa Oyauchi | 1991-03-26 |
| 4966025 | Horizontally opposed-die type edging press | Mitsuhiko Ichikawa, Bunpei Masuda, Nobuhiro Tazoe, Kenichi Ide | 1990-10-30 |