Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11504793 | Wire feeding device and arc welding device | Masahiro Inoue, Hisao Miyahara, Gen Tsujii | 2022-11-22 |
| 11370052 | Arc welding system and wire feeding device | Masahiro Inoue, Hisao Miyahara, Hirokazu Kawai, Songjie Hou, Hayato Baba +3 more | 2022-06-28 |
| 11370053 | Welding torch and welding torch cooling system | Tetsushi Minamoto, Yoshiaki Fukunaga | 2022-06-28 |