Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6816506 | Fractional E1 link device between base station and base station controller | Hyun Woo Ha | 2004-11-09 |
| 5854816 | Loop back device of packet communication T1 network | Hyun Woo Ha | 1998-12-29 |