Issued Patents 2019
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10470295 | Printed circuit board and switching power supply | Shoichi Harada | 2019-11-05 |
| 10355589 | Switching regulator | Tetsuo Tateishi, Yuhei Yamaguchi, Kiyotaka Umemoto | 2019-07-16 |
| 10320292 | Phase compensation circuit and DC/DC converter using the same | Shun Fukushima, Tetsuo Tateishi | 2019-06-11 |