Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9597745 | Constricting nozzle and TIG welding torch using this nozzle | Manabu Tanaka, Shigeru Nakayama | 2017-03-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9597745 | Constricting nozzle and TIG welding torch using this nozzle | Manabu Tanaka, Shigeru Nakayama | 2017-03-21 |