Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11065705 | Fillet welding method and fillet welded joint | Yujiro TATSUMI, Yasunobu Miyazaki | 2021-07-20 |
| 10952517 | Coat-forming device | Ikuo Fukuda | 2021-03-23 |
| 10898967 | Consumable electrode type gas shield arc welding method and arc welding portion | Tasuku ZENIYA, Shoko Oami, Masahiro Matsuba | 2021-01-26 |