Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7425840 | Semiconductor device with multipurpose pad | — | 2008-09-16 |
| 7276941 | Power up circuit of semiconductor memory device and compensating method thereof | — | 2007-10-02 |
| 7193315 | Test vehicle grid array package | Sang Kwon Lee | 2007-03-20 |
| 6990027 | Semiconductor memory device having access time control circuit | — | 2006-01-24 |
| 6876247 | High voltage generator without latch-up phenomenon | Sang Kwon Lee | 2005-04-05 |