Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12414348 | Insulated gate bipolar transistor | — | 2025-09-09 |
| 12199162 | Semiconductor device and fabrication method of semiconductor device having improved breaking withstand capability | Yuichi Harada, Seiji Noguchi, Norihiro KOMIYAMA, Yosuke SAKURAI | 2025-01-14 |
| 12191148 | Semiconductor device and manufacturing method thereof | Yasunori AGATA, Takashi Yoshimura, Hiroshi TAKISHITA, Misaki MEGURO, Naoko KODAMA +3 more | 2025-01-07 |
| 12191358 | Semiconductor device | Kota OHI, Yosuke SAKURAI, Mutsumi Kitamura, Yuichi Onozawa, Yoshiharu Kato +1 more | 2025-01-07 |
| 12087849 | Semiconductor device | Yuichi Harada, Seiji Noguchi, Norihiro KOMIYAMA, Yosuke SAKURAI | 2024-09-10 |
| 11735424 | Semiconductor device and manufacturing method thereof | Yasunori AGATA, Takashi Yoshimura, Hiroshi TAKISHITA, Misaki MEGURO, Naoko KODAMA +3 more | 2023-08-22 |
| 11469316 | Semiconductor device | — | 2022-10-11 |
| 11342186 | Semiconductor device and manufacturing method thereof | Yasunori AGATA, Takashi Yoshimura, Hiroshi TAKISHITA, Misaki MEGURO, Naoko KODAMA +3 more | 2022-05-24 |
| 11049941 | Semiconductor device | Kota OHI, Yuichi Onozawa | 2021-06-29 |
| 10910486 | Semiconductor device | Akio Nakagawa | 2021-02-02 |
| 10388740 | Semiconductor device and fabrication method | Eri Ogawa, Yuichi Onozawa, Kazutoshi Sugimura, Hiroyuki Tanaka, Kota OHI | 2019-08-20 |
| 10181508 | Semiconductor device and manufacturing method thereof | Hiroyuki Tanaka, Kota OHI, Yuichi Onozawa, Kazutoshi Sugimura | 2019-01-15 |
| 9711629 | Semiconductor device having low-dielectric-constant film | — | 2017-07-18 |
| 9478648 | Semiconductor device | — | 2016-10-25 |
| 8941149 | Semiconductor device | Jiang Li, Keishi Takaki, Ryosuke Tamura | 2015-01-27 |
| 8816399 | Semiconductor device | — | 2014-08-26 |
| 8772111 | Trench gate semiconductor device and the method of manufacturing the same | — | 2014-07-08 |
| 8362549 | Trench gate semiconductor device and the method of manufacturing the same | — | 2013-01-29 |
| 7982524 | Level shift circuit and semiconductor device thereof | Yuichi Harada, Yasumasa Watanabe, Katsunori Ueno | 2011-07-19 |
| 7723817 | Semiconductor device and manufacturing method thereof | Hiroshi Kanemaru, Naoki Kumagai, Yuichi Harada, Yoshiaki Minoya | 2010-05-25 |
| 7602022 | Surge voltage protection diode with controlled p-n junction density gradients | Naoki Kumagai, Hiroshi Kanemaru, Yuiichi Harada, Ryuu Saitou | 2009-10-13 |
| 7476935 | High power semiconductor device having a schottky barrier diode | Naoki Kumagai, Yuuichi Harada, Shinichi Jimbo, Tatsuhiko Fujihira, Kazuhiko Yoshida | 2009-01-13 |
| 7436024 | Semiconductor device and method of manufacturing the same | Naoki Kumagai, Yuuichi Harada, Hiroshi Kanemaru, Ryuu Saitou | 2008-10-14 |
| 6870223 | High power semiconductor device having a Schottky barrier diode | Naoki Kumagai, Yuuichi Harada, Shinichi Jimbo, Tatsuhiko Fujihira, Kazuhiko Yoshida | 2005-03-22 |