Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10823601 | Water level measuring system, information processing apparatus, and water level measuring method | Ryuichi Sunagawa | 2020-11-03 |
| 10698098 | Millimeter wave radar and millimeter wave radar detection method | Ryuichi Sunagawa, Yutaka Aoki | 2020-06-30 |
| 10571327 | Water level measuring device | Ryuichi Sunagawa | 2020-02-25 |