Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9825145 | Method of manufacturing silicon carbide semiconductor device including forming an electric field control region by a laser doping technology | Koh Yoshikawa, Haruo Nakazawa, Kenichi Iguchi | 2017-11-21 |
| 9786749 | Semiconductor device having a voltage resistant structure | Koh Yoshikawa, Haruo Nakazawa, Kenichi Iguchi, Katsuya Okumura | 2017-10-10 |
| 9659775 | Method for doping impurities, method for manufacturing semiconductor device | Akihiro Ikeda, Hiroshi Ikenoue, Tanemasa Asano, Kenichi Iguchi, Haruo Nakazawa +1 more | 2017-05-23 |