Assignee
Inventors
- Ki Nam Jean (7 patents)
- Nam Do Son (12 patents)
- Song Ryol You (9 patents)
- Sung Jin Shin (10 patents)
- Kyeong Tak Baek (7 patents)
- Seong Rok Kim (8 patents)
- Dong Yong Kim (26 patents)
- Min Jae Kim (119 patents)
US Patent 8670085 · Granted Mar 11, 2014