Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9985127 | Semiconductor device including a mesa groove and a recess groove | Nariaki Tanaka | 2018-05-29 |
| 9905432 | Semiconductor device, method for manufacturing the same and power converter | Takaki Niwa, Tohru Oka, Masayoshi Kosaki, Takahiro Fujii | 2018-02-27 |