Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11577155 | Method, apparatus and computer program for providing game | — | 2023-02-14 |
| 8321734 | Method and apparatus to transmit and/or receive data via wireless network and wireless device | Chang-yeul Kwon, Se-young Shin, Seong-Wook Lee, Dong-hwi Roh, Guoping Fan +4 more | 2012-11-27 |
| 8301571 | Method of packaging broadcast contents | Sun-nam Lee, Myung-Sun Kim, Sung-hyu Han, Young-sun Yoon, Jae-heung Lee +1 more | 2012-10-30 |
| 8005758 | Encryption/decryption method and apparatus for controlling content use based on license information | Sun-nam Lee, Myung-Sun Kim, Sung-hyu Han, Young-sun Yoon, Jae-heung Lee +1 more | 2011-08-23 |
| 7987367 | Method and apparatus for key agreement between devices using polynomial ring | JUN-CHAO YAO, Yong-kuk You | 2011-07-26 |
| 5404872 | Splash-guard for snorkel tubes | — | 1995-04-11 |
| 5295765 | Snorkeling vest | — | 1994-03-22 |