Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11209851 | Linear power supply circuit | Takeshi Nagata, Yuhei Yamaguchi | 2021-12-28 |
| 11068003 | Differential amplifier | Yuhei Yamaguchi, Tetsuo Tateishi | 2021-07-20 |
| 11035890 | Abnormality detection data recording device | Masahiro Osa | 2021-06-15 |
| 10908626 | Linear power supply circuit | Takeshi Nagata, Yuhei Yamaguchi | 2021-02-02 |