Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9948784 | Method of call forwarding between devices | Yong Yu, Sung-Sik Yoo, Yoo Kyung Koh, Yun Jeong Ko, Myung Hwan LEE +1 more | 2018-04-17 |
| 9571658 | Method of call forwarding between devices | Yong Yu, Sung-Sik Yoo, Yoo Kyung Koh, Yun Jeong Ko, Myung Hwan LEE +1 more | 2017-02-14 |