Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10245671 | Weld overlay system | Masahiko Akamatsu, Shingo Yonemoto, Chiaki Ito | 2019-04-02 |
| 10166621 | Welding device and welding system | Chiaki Ito, Shingo Yonemoto, Yukio Ikezawa, Masahiko Akamatsu | 2019-01-01 |