Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8107295 | Nonvolatile memory device and read method thereof | Changhyun Lee, Jungdal Choi | 2012-01-31 |
| 7936611 | Memory device and method of operating and fabricating the same | Chang-Hyun Lee | 2011-05-03 |
| 7924622 | Flash memory device and operating method for concurrently applying different bias voltages to dummy memory cells and regular memory cells during erasure | Chang-Hyun Lee, Jung-Dal Choi | 2011-04-12 |
| 7697344 | Memory device and method of operating and fabricating the same | Chang-Hyun Lee | 2010-04-13 |