Assignee
Inventors
- Mun Seob Lee (26 patents)
- Dong Soo Lee (129 patents)
- Geun Yong KIM (38 patents)
- Hark Yoo (32 patents)
- Young Suk Lee (33 patents)
- Sung Chang Kim (40 patents)
- Jai-sang Koh (25 patents)
- Jong Deog Kim (29 patents)
US Patent 9002212 · Granted Apr 7, 2015