Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11812609 | Three-dimensional semiconductor device having a first main separation structure and a second main separation structure on a lower structure | Byoung Il Lee, Yu-jin Seo | 2023-11-07 |
| 11778821 | Semiconductor memory devices and methods for fabricating the same | Joon-Sung Kim, Byoung Il Lee, Seong Hun Jeong | 2023-10-03 |