Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9848278 | Digital device and method for providing additional service by using the same | Young Sung Kim, Tae-Hyo Ahn, Yeon-Dae Kim, Won-Taik Hwang, Sang Youn Lee +3 more | 2017-12-19 |
| 8682303 | Digital device and method for providing additional service by using the same | Young Sung Kim, Tae-Hyo Ahn, Yeon-Dae Kim, Won-Taik Hwang, Sang Youn Lee +3 more | 2014-03-25 |
| 8626132 | Digital device and method for providing additional service by using the same | Young Sung Kim, Tae-Hyo Ahn, Yeon-Dae Kim, Won-Taik Hwang, Sang Youn Lee +3 more | 2014-01-07 |