Issued Patents All Time
Showing 26–40 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8410328 | Method of preparing multicomponent bismuth molybdate catalysts comprising four metal components and method of preparing 1,3-butadiene using said catalysts | Young Min Chung, Tae Jin Kim, Seong Jun Lee, Yong Seung Kim, Seung Hoon Oh +3 more | 2013-04-02 |
| 8367885 | Method of preparing multicomponent bismuth molybdate catalysts with controlling pH and a method of preparing 1,3-butadiene using thereof | Young Min Chung, Seong Jun Lee, Tae Jin Kim, Seung Hoon Oh, Yong Seung Kim +3 more | 2013-02-05 |
| 8222472 | Method of producing 1,3-butadiene from N-butene using continuous-flow dual-bed reactor | Young Min Chung, Yong Tak Kwon, Tae Jin Kim, Seong Jun Lee, Yong Seung Kim +4 more | 2012-07-17 |
| 8121630 | Device to sense frequency band to share operating frequency bands in heterogeneous communication systems and method thereof | Tae Soo Kwon, Woong Sup Lee, Kyung Hun Jang, Hyo Sun Hwang, Dong-Ho Cho +1 more | 2012-02-21 |
| 8116246 | System and method for data transmission/reception based on an operational state of a mobile station in a communication system | Chan-Ho Min, Jong-Hyung Kwun, Ju-Yeop Kim, Dong-Ho Cho, Chul-Kee Hong +5 more | 2012-02-14 |
| 8014349 | Apparatus and method for transmitting/receiving signal in a communication system | Tae Soo Kwon, Chi-Hyun Park, Sang-Boh Yun, Dong-Ho Cho, Ju-Yeop Kim +2 more | 2011-09-06 |
| 7929963 | Cognitive radio based air interface method in wireless communication system | Dong-Ho Cho, Chi Sung Bae, Woong Sup Lee | 2011-04-19 |
| 7920887 | System and method for setting up P2P communication group in cellular system, and P2P communication system and method using P2P communication group | Dong-Ho Cho, Woong Sup Lee, O Hyun Jo, Ji Hyun Park | 2011-04-05 |
| 7894389 | System and method for transmitting and receiving resource allocation information in a wireless communication system | Tae In Hyon, Ju-Yeop Kim, Dong-Ho Cho, Tae Soo Kwon, Sik Choi +1 more | 2011-02-22 |
| 7860463 | Method of reporting channel state in mobile communication system | Dong Ho Kim, Ho-Jin Kim, Dong-Ho Cho, Yung-Soo Kim, Ju-Yeop Kim +3 more | 2010-12-28 |
| 7689215 | Method of compressing control information in a wireless communication system | Tae Soo Kwon, Sung Hyun Cho, Dong-Ho Cho, Sang-Boh Yun, Won-Hyoung Park +3 more | 2010-03-30 |
| 7542442 | Uplink scheduling method in VoIP | Dong-Ho Cho, Sang-Boh Yun, Sung Hyun Cho, Won-Hyoung Park, Ki-Ho Lee +3 more | 2009-06-02 |
| 5987212 | Variable-speed recording and reproducing method for digital VCR, using trick play data | Seung Il Kim, Choon Lee, Ki-Dong Lee | 1999-11-16 |
| 5838875 | Apparatus and method for discriminating between analog and digital video signals in high definition video cassette recorder | Dohyeon Cho, Man Chul Choi, Yong H. Shin, Yoon S. Seoh, Soon Ki Lim +5 more | 1998-11-17 |
| 5452169 | Variable bulge device for rotatable head drum | Joong Kwon Joh, Soo-Kil Kim, Mun Chae Joung, Yoon S. Seoh, Seung Il Kim +3 more | 1995-09-19 |