Issued Patents 2023
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11606033 | Switching power supply device | Isao Takobe, Keita Itohara, Akihiro Kawano, Hironori Sumitomo | 2023-03-14 |
| 11550349 | Linear power supply circuit | Isao Takobe, Yuhei Yamaguchi, Yukihiro Watanabe | 2023-01-10 |