Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11453079 | Multi-electrode submerged arc welding method | Naoya Hayakawa | 2022-09-27 |
| 11347169 | Fixing apparatus | Shutaro Saito, Keisuke Yoshida | 2022-05-31 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11453079 | Multi-electrode submerged arc welding method | Naoya Hayakawa | 2022-09-27 |
| 11347169 | Fixing apparatus | Shutaro Saito, Keisuke Yoshida | 2022-05-31 |