Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8080763 | Method of controlling arc welding and welding apparatus | Junji Fujiwara, Yasushi Mukai, Masaru Kowa | 2011-12-20 |
| 8076611 | Welding device having a selector to designate welding conditions | Yasushi Mukai, Junji Fujiwara, Masaru Kowa | 2011-12-13 |
| 8049140 | Pulse arc welding control method and pulse arc welding device | Yasushi Mukai, Masaru Kowa | 2011-11-01 |
| 7928340 | Control method for arc welding apparatus and arc welding apparatus | Kei Aimi, Hidetoshi Oyama, Masaru Kowa | 2011-04-19 |