Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12381155 | Semiconductor device | Hiroaki Katou, Yasuhiro Kawai, Hiroshi Yoshida | 2025-08-05 |
| 12363984 | Trench-gate power MOSFET with buried field plates | Hiroaki Katou | 2025-07-15 |
| 12302602 | Semiconductor device | Shotaro BABA, Hiroaki Katou, Tatsuya Nishiwaki | 2025-05-13 |
| 12094968 | Semiconductor device and method for manufacturing same | Hiroaki Katou, Shotaro BABA, Atsuro Inada, Hiroshi Yoshida, Yasuhiro Kawai | 2024-09-17 |
| 11996458 | Trench-gate MOS transistor and method for manufacturing the same | Hiroyuki Kishimoto, Hiroaki Katou, Toshifumi Nishiguchi, Kouta Tomita | 2024-05-28 |
| 11862698 | Semiconductor device and method of manufacturing semiconductor device | Hiroaki Katou, Toshifumi Nishiguchi | 2024-01-02 |
| 11495679 | Semiconductor device and method for manufacturing the same | Tetsuya Ohno, Hiroaki Katou | 2022-11-08 |
| 11251278 | Trench-gate MOS transistor and method for manufacturing | Hiroyuki Kishimoto, Hiroaki Katou, Toshifumi Nishiguchi, Kouta Tomita | 2022-02-15 |
| 11164968 | Semiconductor device and method for manufacturing the same | Tetsuya Ohno, Hiroaki Katou | 2021-11-02 |
| 11094816 | Semiconductor device | — | 2021-08-17 |
| 10847646 | Semiconductor device | — | 2020-11-24 |
| 10847648 | Semiconductor device | Kenya Kobayashi | 2020-11-24 |
| 10840368 | Semiconductor device | Tetsuya Ohno, Hiroaki Katou, Kenya Kobayashi, Toshifumi Nishiguchi | 2020-11-17 |
| 10529805 | Semiconductor device | Hiroaki Katou, Kenya Kobayashi | 2020-01-07 |
| 10319850 | Semiconductor device and manufacturing method of semiconductor device | Toshifumi Nishiguchi, Hiroaki Katou, Kenya Kobayashi, Takahiro Kawano, Tetsuya Ohno | 2019-06-11 |
| 9842924 | Semiconductor device having an electrode that is in a peripheral trench region and at a same potential as a source electrode | Hiroaki Katou, Toshifumi Nishiguchi, Akio Suzuki, Kentaro Ichinoseki | 2017-12-12 |
| 9450086 | Semiconductor device | — | 2016-09-20 |
| 9385230 | Semiconductor device | Akihiro Shimomura, Yutaka Akiyama, Yasutaka Nakashiba | 2016-07-05 |
| 9117903 | Semiconductor device | Akihiro Shimomura, Yutaka Akiyama, Yasutaka Nakashiba | 2015-08-25 |