Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11009466 | Discharge detection system and discharge detection method | Shinya Ohtsuka | 2021-05-18 |
| 10996103 | Optical observation system and optical observation method | Shinya Ohtsuka | 2021-05-04 |