Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11411024 | Vertical type semiconductor devices and methods of manufacturing the same | Sung Yun LEE, Jae-Duk Lee, Joon Hee Lee, Young-Jin Jung | 2022-08-09 |
| 11233067 | Vertical memory device | Moon Kyu Song, Ki Yoon Kang | 2022-01-25 |
| 11214845 | Steel sheet for tool and manufacturing method therefor | Kyong-Su Park | 2022-01-04 |