Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5143561 | Method of producing grain oriented silicon steel sheets having improved magnetic properties and a continuous intermediate annealing equipment therefor | Kunio Kitamura, Tadashi Naito | 1992-09-01 |
| 4745788 | Roll rearranging apparatus | Toshihiro Takemasa, Nobuyuki Taniguchi, Hiroyasu Yuasa | 1988-05-24 |
| 4721241 | Welding apparatus assembled together with grinding device | Hiroyasu Yuasa | 1988-01-26 |
| 4638851 | Cooling apparatus for metal strip | Katsumi Makihara, Kenichi Yanagi, Takeo Fukushima, Ichiro Samejima, Seiichi Takahashi | 1987-01-27 |