Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10937797 | Three-dimensional semiconductor memory devices | Seongjun Seo, Heejueng Lee, Heung-Jin Joo | 2021-03-02 |
| 9240458 | Methods of fabricating nonvolatile memory devices and related devices | Ji-Hwon Lee, Joong Shik Shin, Chang-Sun Lee | 2016-01-19 |