Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6630709 | Multi-level flash EEPROM cell and method of manufacture thereof | Sang-Hoan Chang, Keun-Woo Lee, Sung Kee Park | 2003-10-07 |
| 6391665 | Method of monitoring a source contact in a flash memory | Sang-Hoan Chang, Jin-Hyun Shin, Keun-Woo Lee | 2002-05-21 |
| 6316313 | Method of manufacturing a flash memory device | Sung Kee Park, Sang-Hoan Chang, Keun-Woo Lee | 2001-11-13 |
| 6204125 | Method of forming a gate in a stack gate flash EEPROM cell | Keun-Woo Lee, Jin-Hyun Shin, Sung Kee Park | 2001-03-20 |