Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6670663 | DRAM cell capacitor and manufacturing method thereof | Yoo-Sang Hwang, Sang-Ho Song, Tae-Young Chung | 2003-12-30 |
| 6638805 | Method of fabricating a DRAM semiconductor device | Yoo-Sang Hwang | 2003-10-28 |
| 6534813 | Semiconductor device having a self-aligned contact structure and methods of forming the same | Yoo-Sang Hwang | 2003-03-18 |
| 6528368 | Method for fabricating semiconductor device, and semiconductor device, having storage node contact flugs | — | 2003-03-04 |