Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10421154 | Method of welding shaft and wheel in turbine shaft, turbine shaft, and welding device | Kenkichi Murata, Kosuke Watanabe, Yuuichi Miura, Syoichiro Kaihara | 2019-09-24 |
| 10245676 | Friction stir welding device | Hiroshi Saito, Kunitaka Masaki, Tadafumi Kanayama, Satoshi Yamanaka, Yasushi TABEI | 2019-04-02 |