Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8824728 | Method and system for tracking illegal distributor and preventing illegal content distribution | Sang-Woo Lee, Yun-Kyung Lee, Sin Hyo Kim, Byung Ho Chung, Hyeran Mun +3 more | 2014-09-02 |
| 8762729 | Group signature system and method providing controllable linkability | Jung Yeon Hwang, Sokjoon Lee, Yun-Kyung Lee, Hyeran Mun, Sang-Woo Lee +3 more | 2014-06-24 |
| 8712037 | Data encoding and decoding apparatus and method thereof for verifying data integrity | Yun-Kyung Lee, Sin Hyo Kim, Byung Ho Chung, Sang-Woo Lee, Hyeran Mun +3 more | 2014-04-29 |
| 8712041 | Content protection apparatus and content encryption and decryption apparatus using white-box encryption table | Yun-Kyung Lee, Sin Hyo Kim, Byung Ho Chung, Hyeran Mun, Sang-Woo Lee +3 more | 2014-04-29 |
| 8645690 | Method of verifying key validity and server for performing the same | Sok-Joon LEE, Jung Yeon Hwang, Byung Ho Chung, Sin Hyo Kim, Hye Ran Mun +3 more | 2014-02-04 |
| 8571210 | Content protection apparatus and method using binding of additional information to encryption key | Sin Hyo Kim, Yun-Kyung Lee, Byung Ho Chung, Hye Ran Mun, Sang-Woo Lee +3 more | 2013-10-29 |