Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6325434 | Tongs apparatus equipped with supplemental-holding-force apparatus | Yuichi Ono, Kazuhiro Tanaka, Kazuo Izumi | 2001-12-04 |
| 4653065 | Preheating mechanism for use with duplex electric-arc furnace system | Masahiko Seki, Hiroshi Nakatani, Katsuya Kogumasaka, Isao Arimitsu, Hisanori Fujimori | 1987-03-24 |