Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12020892 | Etching apparatus and etching method | — | 2024-06-25 |
| 9917138 | Semiconductor device and semiconductor memory device | Keiichi Takenaka | 2018-03-13 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12020892 | Etching apparatus and etching method | — | 2024-06-25 |
| 9917138 | Semiconductor device and semiconductor memory device | Keiichi Takenaka | 2018-03-13 |