Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6316803 | Integrated circuit memory devices having self-aligned contact | Hyo-Dong Ban, Chang-Sik Choi | 2001-11-13 |
| 6121110 | Trench isolation method for semiconductor device | Soo-Jin Hong, Yu-Gyun Shin, Han-Sin Lee | 2000-09-19 |
| 6071802 | Method for manufacturing semiconductor device having self-aligned contact | Hyo-Dong Ban, Chang-Sik Choi | 2000-06-06 |
| 5639682 | Method of forming a semiconductor device using a self-aligned contact | — | 1997-06-17 |
| 5583357 | Semiconductor device and a method for manufacturing the same | — | 1996-12-10 |