Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7400048 | Void-free circuit board and semiconductor package having the same | — | 2008-07-15 |
| 6603656 | Stand apparatus in a wireless LAN adapter | Sung Eun Cho, Gi Lyong Na | 2003-08-05 |
| 5961648 | Heater preheating device for cathode ray tube | Hyeong-sik CHOI | 1999-10-05 |
| 5948077 | Device identification with analog signal level | Joong-Sun You | 1999-09-07 |