Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12414358 | Semiconductor device | Hiroto SUGIURA | 2025-09-09 |
| 12283593 | Semiconductor device | Shuichi Toriyama, Tasbir RAHMAN | 2025-04-22 |
| 11289476 | Semiconductor device including carrier injection layers | Koichi Murakawa, Shigeki Takahashi | 2022-03-29 |
| 10848078 | Power converter with switching elements, control circuit having speed adjustment resistor, and feedback route | Yuu Yamahira, Tetsuya Matsuoka, Kazuma Fukushima, Akifumi Araragi, Noriyuki Kakimoto | 2020-11-24 |
| 10763345 | Semiconductor device | Koichi Murakawa, Shigeki Takahashi | 2020-09-01 |
| 10748988 | Semiconductor device | Masanori Miyata, Shigeki Takahashi, Tomofusa Shiga | 2020-08-18 |
| 10720518 | Semiconductor device | — | 2020-07-21 |
| 10388773 | Semiconductor device and manufacturing method of the same | Shigeki Takahashi | 2019-08-20 |
| 10224322 | Semiconductor device | Weitao Cheng, Shigeki Takahashi | 2019-03-05 |
| 10186606 | Semiconductor device | — | 2019-01-22 |
| 10103255 | Semiconductor device | Masahiro Ogino, Yukihiro Kato | 2018-10-16 |
| 9515067 | Semiconductor device having switching element and free wheel diode and method for controlling the same | Hirotaka Saikaku, Tsuyoshi Yamamoto, Shoji Mizuno, Tetsuo Fujii, Jun Sakakibara +4 more | 2016-12-06 |
| 9324848 | Semiconductor device | Shigemitsu Fukatsu | 2016-04-26 |
| 9231090 | Trench-gate-type insulated gate bipolar transistor | Yasushi Higuchi | 2016-01-05 |
| 9178050 | Load-short-circuit-tolerant semiconductor device having trench gates | Yasushi Higuchi, Shigemitsu Fukatsu | 2015-11-03 |
| 8890252 | Semiconductor device having switching element and free wheel diode and method for controlling the same | Hirotaka Saikaku, Tsuyoshi Yamamoto, Shoji Mizuno, Tetsuo Fujii, Jun Sakakibara +4 more | 2014-11-18 |
| 8890496 | Drive controller | Takeshi Inoue | 2014-11-18 |
| 8815701 | Method for manufacturing semiconductor device having SOI substrate | Makoto Asai, Nozomu Akagi, Yasuhiro Kitamura, Hiroki Nakamura, Tetsuo Fujii | 2014-08-26 |
| 8659065 | Semiconductor device and method of manufacturing the same | Yasushi Higuchi, Shigemitsu Fukatsu | 2014-02-25 |
| 8384153 | Semiconductor device and manufacturing method of the same | Tsuyoshi Yamamoto, Hitoshi Yamaguchi, Nozomu Akagi, Yuma Kagata | 2013-02-26 |
| 8278731 | Semiconductor device having SOI substrate and method for manufacturing the same | Makoto Asai, Nozomu Akagi, Yasuhiro Kitamura, Hiroki Nakamura, Tetsuo Fujii | 2012-10-02 |