Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11404435 | Three-dimensional semiconductor memory device including first vertical structure on first region of substrate and wider second vertical structure on second region of substrate | Kangyoon Choi, Dong-Sik Lee, Yongsik Yim, Eunsuk Cho | 2022-08-02 |
| 10903236 | Three-dimensional semiconductor memory device | Kangyoon Choi, Dong-Sik Lee, Jongwon Kim, Eunsuk Cho, Byungyong Choi +1 more | 2021-01-26 |
| 10672792 | Three-dimensional semiconductor memory device | Kangyoon Choi, Dong-Sik Lee, Yongsik Yim, Eunsuk Cho | 2020-06-02 |
| 10403634 | Semiconductor memory device and method of manufacturing the same | Sung-Min Hwang, Joon-Sung Lim, Eunsuk Cho | 2019-09-03 |
| 9412450 | Three-dimensional nonvolatile memory and operating method of three-dimensional nonvolatile memory | Jaehoon Jang, Kihyun Kim, Sunil Shim | 2016-08-09 |