Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11257676 | Gallium nitride based semiconductor device and manufacturing method of gallium nitride based semiconductor device | Hideaki Matsuyama, Shinya TAKASHIMA, Katsunori Ueno, Ryo Tanaka, Masaharu Edo +3 more | 2022-02-22 |
| 11062907 | Nitride semiconductor device | Shinya TAKASHIMA, Ryo Tanaka, Yuta FUKUSHIMA | 2021-07-13 |
| 10115587 | Method of manufacturing semiconductor device | Haruo Nakazawa, Masaaki Ogino, Hidenao Kuribayashi | 2018-10-30 |
| 9450070 | Method for manufacturing a silicon semiconductor substrate including a diffusion layer prior to forming a semiconductor device thereon | Haruo Nakazawa, Masaaki Ogino | 2016-09-20 |
| 9431270 | Method for producing semiconductor device | Haruo Nakazawa, Masaaki Ogino, Hidenao Kuribayashi | 2016-08-30 |
| 8809130 | Reverse block-type insulated gate bipolar transistor manufacturing method | Haruo Nakazawa, Motoyoshi KUBOUCHI, Hideo Shimizu | 2014-08-19 |
| 8460975 | Reverse block-type insulated gate bipolar transistor manufacturing method | Haruo Nakazawa, Motoyoshi KUBOUCHI, Hideo Shimizu | 2013-06-11 |
| 7476942 | SOI lateral semiconductor device and method of manufacturing the same | Yasumasa Watanabe, Naoto Fujishima | 2009-01-13 |