Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10347620 | Semiconductor device | Hirofumi Harada, Mio Mukasa | 2019-07-09 |
| 10276672 | Vertical semiconductor device having a trench gate a base contact region | Hirofumi Harada | 2019-04-30 |