Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9681330 | Apparatus and method for collecting radio frequency feature of wireless device in wireless communication apparatus | Gae-Il AN, Hyeok-Chan KWON, Sok-Joon LEE, Jong Sik MOON, Do Young Chung | 2017-06-13 |
| 9420469 | Apparatus and method for identifying rogue device | Hyeok-Chan KWON, Gae-Il AN, Sok-Joon LEE, Jong Sik MOON, Do Young Chung | 2016-08-16 |
| 9100429 | Apparatus for analyzing vulnerability of wireless local area network | Sok-Joon LEE, Hyeok-Chan KWON, Gae-Il AN, Byung Ho Chung | 2015-08-04 |
| 8824728 | Method and system for tracking illegal distributor and preventing illegal content distribution | Sang-Woo Lee, Yun-Kyung Lee, Byung Ho Chung, Hyeran Mun, Sokjoon Lee +3 more | 2014-09-02 |
| 8762729 | Group signature system and method providing controllable linkability | Jung Yeon Hwang, Sokjoon Lee, Gun Tae Bae, Yun-Kyung Lee, Hyeran Mun +3 more | 2014-06-24 |
| 8712041 | Content protection apparatus and content encryption and decryption apparatus using white-box encryption table | Yun-Kyung Lee, Byung Ho Chung, Hyeran Mun, Sang-Woo Lee, Sokjoon Lee +3 more | 2014-04-29 |
| 8712037 | Data encoding and decoding apparatus and method thereof for verifying data integrity | Yun-Kyung Lee, Byung Ho Chung, Sang-Woo Lee, Hyeran Mun, Sokjoon Lee +3 more | 2014-04-29 |
| 8645690 | Method of verifying key validity and server for performing the same | Sok-Joon LEE, Jung Yeon Hwang, Gun Tae Bae, Byung Ho Chung, Hye Ran Mun +3 more | 2014-02-04 |
| 8571210 | Content protection apparatus and method using binding of additional information to encryption key | Yun-Kyung Lee, Byung Ho Chung, Hye Ran Mun, Sang-Woo Lee, Sok-Joon LEE +3 more | 2013-10-29 |
| 8499158 | Anonymous authentication service method for providing local linkability | Sok-Joon LEE, Jung Yeon Hwang, Yun-Kyung Lee, Sang-Woo Lee, Hye Ran Moon +3 more | 2013-07-30 |
| 8447885 | User terminal system, digital rights management system including the user terminal system, and method of managing digital rights | Byung Ho Chung, Hyun Sook Cho | 2013-05-21 |
| 8341414 | License managing method and device | Sang-Woo Lee, Byung Ho Chung, Hyunsook Cho | 2012-12-25 |
| 7640585 | Intrusion detection sensor detecting attacks against wireless network and system and method of detecting wireless network intrusion | Sok-Joon LEE, Kyung Hee OH, Young Hwan Ham, Byung Ho Chung, Kyo Il Chung | 2009-12-29 |