Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11117225 | Fixing jig, steel material holding device, and steel material holding method | Hirohisa KISHIKAWA, Yuji Taniguchi, Yoshiya Takemura | 2021-09-14 |
| 10843285 | Welding device | Hirohisa KISHIKAWA, Shun Izutani, Hiroshi Matsumura | 2020-11-24 |
| 10843286 | Welding device | Hirohisa KISHIKAWA, Hiroshi Matsumura, Kenji Sadahiro, Shun Izutani | 2020-11-24 |
| 10507543 | Welding torch, welding robot, and welding system | Yoshiya Takemura | 2019-12-17 |
| D846009 | Tip component for a welding torch | Yoshiya Takemura | 2019-04-16 |