Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6785544 | Call processing method capable of home-zone additional services in mobile communication system | Wan Kim, Jung-Yul Park, Jung Eun Choi, Keun-Chool Yoo | 2004-08-31 |
| 6330440 | Method of automatically assigning signaling terminals in mobile communication system | Dong Hyun Lee, Dong Seo PARK | 2001-12-11 |
| 5889849 | Common-channel message conversion method for communication network interface between exchange systems | Jung-Yul Park, Dong Hyun Lee, Rha Soh | 1999-03-30 |