Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10978638 | Data storage devices and methods for manufacturing the same | Sang-Kuk Kim | 2021-04-13 |
| 10916403 | Ion beam apparatus including slit structure for extracting ion beam | — | 2021-02-09 |