Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9336887 | Nonvolatile memory device including memory cell array with upper and lower word line groups | Changkyu Seol, Junjin Kong, Hong Rak Son | 2016-05-10 |
| 8861267 | Nonvolatile memory device including memory cell array with upper and lower word line groups | Changkyu Seol, Junjin Kong, Hong Rak Son | 2014-10-14 |