Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE45381 | Network correction security system and method | Seung Min Lee, Sung Won Sohn, Chee Hang Park | 2015-02-17 |
| 8769280 | Authentication apparatus and method for non-real-time IPTV system | Dae-Hee SEO, Hyeok-Chan KWON, Seung Min Lee, Yong-Hyuk MOON, Jae Hoon Nah +1 more | 2014-07-01 |
| 8724805 | Security label generation method and apparatus for scalable content distribution | Yong-Hyuk MOON, Dong-Il Seo, Jae Hoon Nah, Hyeokchan Kwon, Seungmin LEE +1 more | 2014-05-13 |
| 8543804 | Adaptive security policy based scalable video service apparatus and method | Yong-Hyuk MOON, Hyeok-Chan KWON, Seungmin LEE, Jae Hoon Nah, Dong-Il Seo | 2013-09-24 |
| 8345865 | Block cipher aria substitution apparatus and method | Sang-Woo Lee, Yong-Sung JEON, Seungmin LEE, Donghyuk Lee, Jong Soo Jang | 2013-01-01 |
| 7796828 | Apparatus for filtering malicious multimedia data using sequential processing and method thereof | Seung Wan HAN, Chi Yoon Jeong, SuGil CHOI, Jong Soo Jang | 2010-09-14 |
| 7773809 | Method and apparatus for distinguishing obscene video using visual feature | Seung Min Lee, Jong Soo Jang, Ho Lee | 2010-08-10 |
| 7774773 | Active node, and contents transfer system and method using the active node | Seung Hee OH, Ki Jo Kim, Kyungshik Lim, Jun Ho Lee, Sung Won Sohn | 2010-08-10 |
| 7734096 | Method and device for discriminating obscene video using time-based feature value | Seung Min Lee, Ho Lee, Jong Soo Jang | 2010-06-08 |
| 7535872 | Network apparatus and packet routing method for ubiquitous computing | Jung Hoon Jee, Jae Hoon Nah, Sung Won Sohn | 2009-05-19 |
| 7457949 | Network correction security system and method | Seung Min Lee, Sung Won Sohn, Chee Hang Park | 2008-11-25 |