Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9521388 | Method for play synchronization and device using the same | Keum-koo Lee, Ju-yun Sung, Hyun-joo Oh, Min-jeong Moon, Ji-young Kwahk | 2016-12-13 |
| 9355682 | Apparatus and method for separately viewing multimedia content desired by a user | Ju-yun Sung, Keum-koo Lee, Ji-young Kwahk | 2016-05-31 |
| 9344841 | Mobile device and server exchanging information with mobile apparatus | Seung-dong Yu, Woo Young Chang, Se-jun Park, Min-jeong Moon, Ju-yun Sung +3 more | 2016-05-17 |
| 9176650 | Method and apparatus for displaying graphical user interface depending on a user's contact pattern | Yong-gook Park, Min-Kyu Park, Hyun Ki Kim, Hyun Jin Kim, Ji-yeon Kwak +1 more | 2015-11-03 |
| 9131206 | Method for play synchronization and device using the same | Keum-koo Lee, Ju-yun Sung, Hyun-joo Oh, Min-jeong Moon, Ji-young Kwahk | 2015-09-08 |
| 8832294 | Method and apparatus for managing content service in network based on content use history | Ju-yun Sung, Keum-koo Lee, Ji-young Kwahk | 2014-09-09 |
| 8749510 | Method and apparatus for displaying graphical user interface depending on a user's contact pattern | Yong-gook Park, Min-Kyu Park, Hyun Ki Kim, Hyun Jin Kim, Ji-yeon Kwak +1 more | 2014-06-10 |
| 8621055 | Apparatus and method for accessing a network in a wireless terminal | Keum-koo Lee, Ju-yun Sung, Ji-young Kwahk | 2013-12-31 |
| 8547361 | Input method and system using optical pointer for electronic device | Yong-gook Park, Min-Kyu Park, Hyun Jin Kim, Hyun Ki Kim, Eun Young Lim +1 more | 2013-10-01 |
| 8493342 | Method and apparatus for displaying graphical user interface depending on a user's contact pattern | Yong-gook Park, Min-Kyu Park, Hyun Ki Kim, Hyun Jin Kim, Ji-yeon Kwak +1 more | 2013-07-23 |
| 8364005 | Method for play synchronization and device using the same | Keum-koo Lee, Ju-yun Sung, Hyun-joo Oh, Min-jeong Moon, Ji-young Kwahk | 2013-01-29 |
| 7032172 | System and method for displaying scale-down picture | Hwa-Kyung Lee, Sun Hee Wee, Shi-hyong Cho, Sang Youl Lee, Ki Young Kim | 2006-04-18 |