Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8724122 | Bead inspection method, and bead inspection apparatus | Hironari ADACHI, Naohiro Kubo, Masayuki Azuma, Masahiro Nishio | 2014-05-13 |
| 8003914 | Butt welding system of steel plate and butt welding method of steel plate | Masahiro Nishio, Masako Hida, Takayuki Shimizu, Keiichi Kashiwabara, Shuuji Sakemi | 2011-08-23 |
| RE36612 | Mash seam welding process and mash seam welding apparatus | Toshihiro Fukushima | 2000-03-14 |
| 5789718 | Mash seam welding process and mash seam welding apparatus | Toshihiro Fukushima | 1998-08-04 |
| 5726410 | Seam welding process and seam welding apparatus | Toshihiro Fukushima, Nobuhide Kondou, Fumiaki Natsumi, Munetaka Toda | 1998-03-10 |