Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10496857 | Apparatus and method for avoiding cross-reading of RFID using visible light recognition | Yang Gi Kang, Kwang J. Oh, Sang-Mok Lee, Hyun-Seok Kim, Sang Hyun Mo +1 more | 2019-12-03 |
| 10341930 | Mobile ad-hoc routing apparatus and method | Myung-Eun Kim, Tae Joon Park, Sun Jin Kim, Jong-Hyun Park, Hyo Chan Bang +7 more | 2019-07-02 |
| 10229566 | Method of providing information for supporting rescue in disaster area and apparatus therefor | Hye Sun Lee, Myung Nam Bae, Sang Gi Hong, Hyo Chan Bang, Kang Bok Lee +4 more | 2019-03-12 |
| 9892291 | Radio frequency identification (RFID) reader, RFID tag, and method thereof for performing write check of tag data | Kyu Won HAN, Chan-Won Park, Sang Hyun Mo | 2018-02-13 |
| 9385902 | Apparatus and method for transmitting tag | Sang Hyun Mo, Kyu Won HAN, Chan-Won Park, Hyochan BANG | 2016-07-05 |
| 9054881 | Radio frequency identification (RFID) tag and interrogator for supporting normal mode and secure mode, and operation method thereof | Sang Yeoun Lee, Kang Bok Lee, Heyung Sub Lee, Hyun-Seok Kim, You Sung Kang +3 more | 2015-06-09 |
| 8967457 | Total history management system and method using radio frequency identification (RFID) tag and barcode | Heyung Sub Lee, Sang Hyun Mo, Kang Bok Lee, Jae Heum Lee, Cheol Sig Pyo | 2015-03-03 |
| 8878650 | RFID security reader | Heyung Sub Lee, Sang Yeoun Lee, Hyunseok Kim, Su Na CHOI, Kang Bok Lee +1 more | 2014-11-04 |
| 8779896 | RFID reader and method for controlling gain thereof | Jae Young Jung, Sang Yeoun Lee, Gil-Young Choi, Heyung Sub Lee, Jong-Suk Chae | 2014-07-15 |
| 8633803 | Apparatus and method for locating RFID tag | Sang Hyun Mo, Jae Heum Lee, Seung Il Myong, Hoe-Sung Yang, Heyung Sub Lee +3 more | 2014-01-21 |
| 8607333 | Radio frequency identification (RFID) security apparatus having security function and method thereof | Sang Yeoun Lee, Heyung Sub Lee, You Sung Kang, Doo Ho Choi, Yong-Je Choi +4 more | 2013-12-10 |
| 8587409 | Radio security leader controlling operation mode, and radio security tag supporting security mode and normal mode | Sang Yeoun Lee, Heyung Sub Lee, You Sung Kang, Kang Bok Lee, Su Na CHOI +2 more | 2013-11-19 |
| 8442167 | Multistage channel estimation method and apparatus | Seung Il Myong, Hoe-Sung Yang, Nak-Seon Seong, Heyung Sub Lee, Cheol Sig Pyo | 2013-05-14 |
| 8314703 | Apparatus and method for managing product distribution using security tag | Kang Bok Lee, Heyung Sub Lee, Sang Yeoun Lee, Jae Heum Lee, Hyunseok Kim +3 more | 2012-11-20 |
| 8050562 | Apparatus for implementing electro-optical CATV network and signal processing method used by the apparatus | Heyung Sub Lee, Jae-Hoon YU, Hong Soon Nam, Young Sun Kim | 2011-11-01 |
| 7653084 | Bandwidth allocation device for guaranteeing QoS in ethernet passive optical access network | Yool Kwon, Bong Tae Kim | 2010-01-26 |