Assignee
Inventors
- Woo Young Kim (61 patents)
- Soo Young Oh (61 patents)
- Chang Oh Kim (18 patents)
- Kyeong Hwan Kim (45 patents)
- Jae Won Chang (117 patents)
- Kyung Chul Woo (53 patents)
- Byung Keol Choi (29 patents)
- Myong Hun Im (25 patents)
US Patent 8464560 · Granted Jun 18, 2013