Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9505075 | TIG welding method of ferrite stainless steel sheet | Hiroki Oono | 2016-11-29 |
| 9375802 | Plasma arc welding method and plasma arc welding device | Kazumichi Hosoya, Hikaru Yamamoto, Toru Nakajima, Toyoyuki Sato, Shuhei Kanemaru | 2016-06-28 |