Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6828637 | Semiconductor memory devices having dummy active regions | Jung-Dal Choi, Jong-Sun Sel, Yong-Joon Choi | 2004-12-07 |
| 6806518 | Semiconductor memory devices having dummy active regions | Jung-Dal Choi, Jong-Sun Sel, Yong-Joon Choi | 2004-10-19 |
| 6740940 | Semiconductor memory devices having dummy active regions | Jung-Dal Choi, Jong-Sun Sel, Yong-Joon Choi | 2004-05-25 |