Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6118858 | Call distribution processing method for called line number computation in premium-rate service | Tae Kyu Kang, Hyun Joo BAE | 2000-09-12 |
| 5793852 | Method of processing information charge discount rates for service subscribers in premium-rate service | Tae-Gyu Kang, Hyun Joo BAE | 1998-08-11 |