Assignee
Inventors
- Bong-Cheol Kim (24 patents)
- Joo Hyon Kim (4 patents)
- Se Jun Yun (3 patents)
- Eun Jung Noh (1 patents)
- Gi Uk Jang (1 patents)
- Chang-Kyun Han (15 patents)
- Yong-Baik Cho (11 patents)
- Wie-Jong Kwak (12 patents)
US Patent 8158168 · Granted Apr 17, 2012