Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11504793 | Wire feeding device and arc welding device | Masahiro Inoue, Yukiya Morita, Gen Tsujii | 2022-11-22 |
| 11370052 | Arc welding system and wire feeding device | Masahiro Inoue, Yukiya Morita, Hirokazu Kawai, Songjie Hou, Hayato Baba +3 more | 2022-06-28 |
| 11213908 | Wire feeding device, arc welding device and wire feeding method | Hirokazu Kawai, Futoshi Nishisaka, Haruhiko Manabe, Kazutoshi Nagami, Masahiro Inoue +1 more | 2022-01-04 |