Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8318408 | Method of forming patterns of semiconductor device | Woo Yung Jung | 2012-11-27 |
| 8221961 | Method of manufacturing semiconductor devices | — | 2012-07-17 |
| 7851135 | Method of forming an etching mask pattern from developed negative and positive photoresist layers | Woo Yung Jung | 2010-12-14 |
| 7687403 | Method of manufacturing flash memory device | Woo Yung Jung | 2010-03-30 |
| 7651933 | Method of fabricating semiconductor device | — | 2010-01-26 |
| 7638263 | Overlay accuracy measurement vernier and method of forming the same | — | 2009-12-29 |
| 7595145 | Method of forming pattern of semiconductor device | Woo Yung Jung | 2009-09-29 |