Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7125784 | Method of forming isolation film in semiconductor device | Cha Deok Dong | 2006-10-24 |
| 6803277 | Method of forming gate electrode in flash memory device | Cha Deok Dong | 2004-10-12 |