Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12431887 | Switching element drive circuit | — | 2025-09-30 |
| 12243857 | Semiconductor integrated circuit | — | 2025-03-04 |
| 11476183 | Semiconductor package | — | 2022-10-18 |
| 10998832 | Signal transmission circuit and power conversion device | Kenichi Morokuma | 2021-05-04 |
| 10855274 | Semiconductor device | — | 2020-12-01 |
| 10812062 | Driving device for semiconductor element | Haruhiko Murakami, Ryo Goto, Shiori UOTA, Koichiro Noguchi | 2020-10-20 |
| 10629619 | Semiconductor integrated circuit | — | 2020-04-21 |
| 10547252 | Semiconductor device and power conversion system | — | 2020-01-28 |
| 10340907 | Drive device for semiconductor element | Kenji Sakai, Takaki Nakashima | 2019-07-02 |
| 10298226 | Signal transmission device and power switching element driving device | Kenichi Morokuma | 2019-05-21 |
| 9625927 | Drive circuit | Kenji Sakai, Takaki Nakashima | 2017-04-18 |
| 9444249 | Semiconductor driving device and semiconductor device | Kenji Sakai, Takaki Nakashima | 2016-09-13 |
| 8803561 | Semiconductor circuit and semiconductor device | Kenji Sakai, Yoshikazu Tanaka, Kyouko Oyama | 2014-08-12 |
| 8779830 | Inverse level shift circuit | Takaki Nakashima, Kenji Sakai | 2014-07-15 |
| 8724357 | Power semiconductor device including a bootstrap compensation circuit | Kenji Sakai, Yoshikazu Tanaka | 2014-05-13 |
| 7934723 | Pusher game machine | Ryu Sasaki, Atsushi Inoue, Etsushi Torii | 2011-05-03 |
| 7546536 | Communication device, communication method, and computer usable medium | — | 2009-06-09 |