Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6483749 | Nonvolatile memory device having bulk bias contact structure in cell array region | Jeong-Hyuk Choi, Kyung Joong Joo, Keon-Soo Kim | 2002-11-19 |
| 6281076 | Method for manufacturing nonvolatile memory device capable of preventing damage to side walls of stacked gate and active region | Jeong-Hyuk Choi | 2001-08-28 |