Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11305367 | Non-consumable electrode arc-welding method | Masatoshi Ooie, Toshiyuki Tanaka, Ichiro Umezawa | 2022-04-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11305367 | Non-consumable electrode arc-welding method | Masatoshi Ooie, Toshiyuki Tanaka, Ichiro Umezawa | 2022-04-19 |