Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11141811 | Tool for friction stir welding | Tomohiro Maruko, Tomoaki Miyazawa | 2021-10-12 |
| 11060422 | Water quality monitoring system and steam turbine system including the same as well as water quality monitoring method | Yuichi Sekine, Kunio Asai, Shingo Tamura | 2021-07-13 |