Assignee
Inventors
- Yun-ju Choe (6 patents)
- Cheol-ju Hwang (29 patents)
- Min Ho Lee (96 patents)
- Sung Hwan Choi (37 patents)
- Won-dong Yun (3 patents)
- Soo-hong Park (44 patents)
- Jeong-rok Jang (11 patents)
- Sang-wook Cho (13 patents)
US Patent 8200667 · Granted Jun 12, 2012