Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11515333 | Ferroelectric material-based three-dimensional flash memory, and manufacture thereof | Yun Heub Song, Chang Wan Choi | 2022-11-29 |
| 11456319 | Three-dimensional semiconductor memory device, operating method of the same and electronic system including the same | Yun Heub Song, Sun Jun CHOI, Chang Hwan Choi | 2022-09-27 |