Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9741578 | Manufacturing method of semiconductor device | Kota Yasunishi, Tohru Oka | 2017-08-22 |
| 9711661 | Semiconductor device and manufacturing method thereof | Tohru Oka, Kazuya Hasegawa, Nariaki Tanaka | 2017-07-18 |
| 9691846 | Semiconductor device including an insulating layer which includes negatively charged microcrystal | Tohru Oka, Kazuya Hasegawa, Takahiro Sonoyama, Nariaki Tanaka | 2017-06-27 |
| 9620608 | Semiconductor device and manufacturing method thereof | Toru Oka | 2017-04-11 |