Issued Patents 2002
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6461911 | Semiconductor memory device and fabricating method thereof | Tae-hyuk Ahn | 2002-10-08 |
| 6461975 | Method of etching insulating layer in semiconductor device | Tae-hyuk Ahn | 2002-10-08 |
| 6451663 | Method of manufacturing a cylindrical storage node in a semiconductor device | Sung-Gil Choi, Tae-hyuk Ahn, Dae-Hyuk Chung, Won Jun Lee | 2002-09-17 |
| 6348375 | Method of fabricating a bit line structure for a semiconductor device | Won Seok Lee, Kyoung-Sub Shin | 2002-02-19 |
| 6337275 | Method for forming a self aligned contact in a semiconductor device | Chang-Hyun Cho, Kyu-Hyun Lee, Jae-Goo Lee | 2002-01-08 |