Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10054609 | Semiconductor device and method for manufacturing same | Toshihiko TAKAHATA | 2018-08-21 |
| 9171906 | Semiconductor device having a trench gate structure and manufacturing method of the same | Seigo Oosawa | 2015-10-27 |
| 9136335 | Semiconductor device having a trench gate structure and manufacturing method of the same | Seigo Oosawa | 2015-09-15 |