Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11075586 | Solar power system and converter | Yasuhiro Tsubota, Masao Mabuchi, Kenji Kobayashi | 2021-07-27 |
| 10903760 | Power conditioner | — | 2021-01-26 |
| 10897211 | Power conversion apparatus capable of performing step-up/step-down operation | — | 2021-01-19 |