Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10110222 | Drive unit | — | 2018-10-23 |
| 10020803 | Drive unit | — | 2018-07-10 |
| 9923557 | Switching circuit and power conversion circuit | — | 2018-03-20 |
| 9874614 | Semiconductor apparatus and power conversion apparatus | — | 2018-01-23 |
| 9835689 | Semiconductor device and control for testing a transistor and diode | Ayuki Koishi | 2017-12-05 |
| 9793825 | Power conversion device with a voltage generation part that is configured to supply current to a sense diode and a sense resistor in select situations | Ayuki Koishi | 2017-10-17 |
| 9729060 | Power conversion apparatus having DC-DC converters with different gate resistances | Asahi Ogata | 2017-08-08 |
| 9685945 | Electric circuit | — | 2017-06-20 |
| 9673807 | Gate voltage control apparatus configured to control a gate voltage of a switching device | Asahi Ogata | 2017-06-06 |
| 9660512 | Electronic device for acquiring specific information of respective switching elements | Yukio Onishi | 2017-05-23 |
| 9628073 | Current control circuit | Masaki Wasekura, Ayuki Koishi | 2017-04-18 |
| 9570905 | Semiconductor drive apparatus | Ayuki Koishi | 2017-02-14 |
| 9559668 | Drive circuit and semiconductor apparatus | — | 2017-01-31 |
| 9467138 | Semiconductor apparatus | — | 2016-10-11 |
| 9379029 | Inspection apparatus, inspection system, inspection method of semiconductor devices, and manufacturing method of inspected semiconductor devices | Takashi Ushijima | 2016-06-28 |