Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12191358 | Semiconductor device | Kota OHI, Yoshihiro IKURA, Yosuke SAKURAI, Yuichi Onozawa, Yoshiharu Kato +1 more | 2025-01-07 |
| 10483357 | Semiconductor device | Tohru SHIRAKAWA | 2019-11-19 |
| 10468510 | Semiconductor device and manufacturing method of the same | — | 2019-11-05 |
| 10199458 | Semiconductor device | Toshiaki Sakata | 2019-02-05 |
| 9123561 | Superjunction semiconductor device | Takahiro Tamura, Yasuhiko Onishi | 2015-09-01 |
| 9087893 | Superjunction semiconductor device with reduced switching loss | Yasuhiko Onishi, Akio Sugi, Manabu Takei | 2015-07-21 |
| 9035376 | Semiconductor device and method of manufacturing the same | Michiya Yamada, Tatsuhiko Fujihira | 2015-05-19 |
| 8748982 | High breakdown voltage semiconductor device | Dawei Cao, Takahiro Tamura, Yasuhiko Onishi | 2014-06-10 |
| 8378418 | Semiconductor device, battery protection circuit and battery pack | Akio Sugi, Naoto Fujishima, Shinichiro Matsunaga | 2013-02-19 |
| 8084812 | Bidirectional semiconductor device, method of fabricating the same, and semiconductor device incorporating the same | Naoto Fujishima | 2011-12-27 |
| 7902596 | Bidirectional semiconductor device and a manufacturing method thereof | Naoto Fujishima | 2011-03-08 |
| 7800167 | Semiconductor device, battery protection circuit and battery pack | Akio Sugi, Naoto Fujishima, Shinichiro Matsunaga | 2010-09-21 |
| 7557007 | Method for manufacturing semiconductor device | Kazuo Shimoyama, Hongfei LU | 2009-07-07 |
| 7365392 | Semiconductor device with integrated trench lateral power MOSFETs and planar devices | Akio Sugi, Naoto Fujishima, Katsuya Tabuchi, Setsuko Wakimoto | 2008-04-29 |
| 7256086 | Trench lateral power MOSFET and a method of manufacturing the same | Katsuya Tabuchi, Naoto Fujishima, Akio Sugi | 2007-08-14 |
| 7034377 | Semiconductor device and method of manufacturing the device | Akio Sugi, Naoto Fujishima, Katsuya Tabuchi | 2006-04-25 |
| 7012301 | Trench lateral power MOSFET and a method of manufacturing the same | Katsuya Tabuchi, Naoto Fujishima, Akio Sugi | 2006-03-14 |
| 6998680 | Semiconductor device | Akio Kitamura | 2006-02-14 |
| 6858500 | Semiconductor device and its manufacturing method | Akio Sugi, Naoto Fujishima, Katsuya Tabuchi, Setsuko Wakimoto | 2005-02-22 |
| 5739061 | Method of manufacturing a semiconductor device using gate side wall as mask for self-alignment | Naoto Fujishima | 1998-04-14 |