Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11329645 | Driving apparatus and switching apparatus | Kunio Matsubara | 2022-05-10 |
| 11018661 | Short circuit detector including a voltage detector | — | 2021-05-25 |
| 10944395 | Driving apparatus and switching apparatus | Kunio Matsubara | 2021-03-09 |
| 10771050 | Gate driving circuit and switching power supply apparatus | — | 2020-09-08 |
| 10505535 | Driving apparatus and switching apparatus | Kunio Matsubara | 2019-12-10 |
| 10469067 | Gate driving circuit and switching power supply device | — | 2019-11-05 |
| 10122298 | Semiconductor device and power conversion device | — | 2018-11-06 |
| 5808449 | Method and apparatus for detecting islanding operation of dispersed generator | Yoshiyuki Hirayama, Nobuhiro Kuroda, Takaaki Kai, Toshiaki Fujimoto, Haruo Sasaki +2 more | 1998-09-15 |