Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12389639 | Semiconductor device and method of manufacturing semiconductor device | Yusuke Kobayashi, Yasuhiko Oonishi | 2025-08-12 |
| 12255228 | Silicon carbide semiconductor device and method of manufacturing silicon carbide semiconductor device | Kensuke Hata | 2025-03-18 |
| 11855134 | Semiconductor device and method of manufacturing semiconductor device | Yusuke Kobayashi, Yasuhiko Oonishi | 2023-12-26 |
| 11063123 | Silicon carbide semiconductor device and method of manufacturing silicon carbide semiconductor device | Shin'ichi Nakamata, Keiji Okumura | 2021-07-13 |
| 10840326 | Power semiconductor device using wide bandgap semiconductor material and method of manufacturing power semiconductor device using wide bandgap semiconductor material | Yusuke Kobayashi, Yasuhiko Oonishi | 2020-11-17 |
| 10832914 | Method of manufacturing silicon carbide semiconductor device | Setsuko Wakimoto | 2020-11-10 |
| 10756200 | Silicon carbide semiconductor element and method of manufacturing silicon carbide semiconductor | Makoto Utsumi, Yasuhiko Oonishi, Kenji Fukuda, Shinsuke Harada | 2020-08-25 |
| 10586703 | Method of manufacturing silicon carbide semiconductor device | Setsuko Wakimoto | 2020-03-10 |
| 10453954 | Semiconductor device having trenches in termination structure region thereof and method for manufacturing the same | Yasuhiko Oonishi, Yusuke Kobayashi | 2019-10-22 |
| 10403713 | Method of manufacturing semiconductor device | Akimasa Kinoshita, Shinsuke Harada, Yasunori Tanaka | 2019-09-03 |
| 10367092 | Silicon carbide semiconductor device and method of manufacturing silicon carbide semiconductor device | Setsuko Wakimoto | 2019-07-30 |
| 10276653 | Semiconductor device and method of manufacturing semiconductor device | Akimasa Kinoshita, Shinsuke Harada, Yasunori Tanaka | 2019-04-30 |
| 10103259 | Method of manufacturing a wide bandgap vertical-type MOSFET | Makoto Utsumi | 2018-10-16 |
| 10079298 | Semiconductor device and method of manufacturing semiconductor device | Akimasa Kinoshita, Yasuyuki Hoshi, Yuichi Harada, Yoshiyuki Sakai, Mina Ryo | 2018-09-18 |
| 9997358 | Silicon carbide semiconductor device having stacked epitaxial layers | Setsuko Wakimoto | 2018-06-12 |
| 9911846 | Semiconductor device having a bandgap wider than that of silicon | Makoto Utsumi | 2018-03-06 |
| 9887270 | Silicon carbide semiconductor device and method of manufacturing silicon carbide semiconductor device | Fumikazu Imai, Takuya Komatsu | 2018-02-06 |
| 9685333 | Manufacturing method of silicon carbide semiconductor device | Tsunehiro Nakajima, Fumikazu Imai | 2017-06-20 |
| 7947600 | Manufacturing method for micro-transformers | Reiko Hiruta, Katsunori Ueno, Kunio Mochizuki | 2011-05-24 |