Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8189406 | Device and method generating internal voltage in semiconductor memory device | Soo-Bong Chang, Doo Young Kim | 2012-05-29 |
| 7864599 | Device and method generating internal voltage in semiconductor memory device | Soo-Bong Chang, Doo Young Kim | 2011-01-04 |