Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8238918 | Hand over method from asynchronous mobile communication network to synchronous mobile communication network | Sang-Yun Lee, Jae Young Ju, Hee-Hyeok Hahm, Young Ho Joo, Kyeong-Hee Han | 2012-08-07 |
| 8014773 | Mixed mobile communication system of asynchronous communication network and synchronous communication network having handover function of mobile communication terminal, and handover method in the same | Jae Young Ju, Sang-Yun Lee, Hee-Hyeok Hahm, Soo-Jin Kim, Kyeong-Hee Han +3 more | 2011-09-06 |