Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11811299 | Direct-current voltage conversion circuit and switching power-supply device | — | 2023-11-07 |
| 11581818 | DC voltage conversion circuit and power supply device | — | 2023-02-14 |
| 11381174 | DC voltage conversion circuit and power supply device | — | 2022-07-05 |
| 10347410 | Composite smoothing inductor and smoothing circuit | Yukio Konno | 2019-07-09 |
| D796438 | Inductor | Kiyoomi Kakuda, Shigemitsu Kaneko, Yukio Konno | 2017-09-05 |