Issued Patents All Time
Showing 1–25 of 88 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12342557 | Semiconductor device and method of manufacturing the same | Tomohiro Imai | 2025-06-24 |
| 11876127 | Semiconductor device and method of manufacturing the same | Tomohiro Imai, Katsumi Eikyu | 2024-01-16 |
| 11107912 | Trench gate semiconductor device with dummy gate electrode and manufacturing method of the same | Yuji Yatsuda | 2021-08-31 |
| 10903354 | Semiconductor device | — | 2021-01-26 |
| 10475882 | Semiconductor device | Shigeaki Saito, Hitoshi Matsuura, Yukio Takahashi | 2019-11-12 |
| 10211332 | Semiconductor device and manufacturing method of the same | Yuji Yatsuda | 2019-02-19 |
| 9837528 | Semiconductor device and manufacturing method of the same | Yuji Yatsuda | 2017-12-05 |
| 9825167 | Method of manufacturing a P-channel power MOSFET | Hitoshi Matsuura | 2017-11-21 |
| 9786736 | Power semiconductor device | Tomohiro Tamaki | 2017-10-10 |
| 9660070 | Power superjunction MOSFET device with resurf regions | Tomohiro Tamaki, Satoshi Eguchi | 2017-05-23 |
| 9520318 | Semiconductor device | Satoshi Eguchi | 2016-12-13 |
| 9478530 | Semiconductor device and manufacturing method of the same | Yuji Yatsuda | 2016-10-25 |
| 9379235 | Semiconductor device including a MOSFET and having a super-junction structure | Tomohiro Tamaki | 2016-06-28 |
| 9349827 | IGBT and diode | Hitoshi Matsuura, Makoto KOSHIMIZU | 2016-05-24 |
| 9275863 | Method of fabricating semiconductor device | Sumito Numazawa, Masayoshi Kobayashi, Satoshi Kudo, Yasuo Imai, Sakae Kubo +4 more | 2016-03-01 |
| 9269767 | Power superjunction MOSFET device with resurf regions | Tomohiro Tamaki, Satoshi Eguchi | 2016-02-23 |
| 9252262 | Semiconductor device including semiconductor chip having epitaxial layer | Satoshi Eguchi | 2016-02-02 |
| 9245973 | Semiconductor device and manufacturing method of the same | Yuji Yatsuda | 2016-01-26 |
| 9166017 | Method of manufacturing semiconductor device and semiconductor device | Daisuke Arai, Ikuo Hara, Tsuyoshi Kachi, Yoshinori Hoshino, Tsuyoshi Tabata | 2015-10-20 |
| 9099550 | Semiconductor device including a MOSFET | Nobuyuki Shirai, Nobuyoshi Matsuura | 2015-08-04 |
| 9093288 | Power superjunction MOSFET device with resurf regions | Tomohiro Tamaki, Satoshi Eguchi | 2015-07-28 |
| 9064839 | IGBT and diode | Hitoshi Matsuura, Makoto KOSHIMIZU | 2015-06-23 |
| 9041070 | Vertical power MOSFET | Satoshi Eguchi, Tomohiro Tamaki | 2015-05-26 |
| 9013006 | Semiconductor device and manufacturing method of the same | Yuji Yatsuda | 2015-04-21 |
| 8987819 | Semiconductor device | Tomohiro Tamaki | 2015-03-24 |