Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6607954 | Methods of fabricating cylinder-type capacitors for semiconductor devices using a hard mask and a mold layer | Jeong-sic Jeon, Kyeong-Koo Chi, Chang-Jin Kang | 2003-08-19 |
| 6143654 | Method of forming tungsten pattern for a semiconductor device | Chang-Jin Kang | 2000-11-07 |
| 5932492 | Methods for forming alumina masking | Kyeong-Koo Chi | 1999-08-03 |