Assignee
Inventors
- Chang Jun Park (24 patents)
- Kwon Whan Han (19 patents)
- Seong Cheol Kim (37 patents)
- Sung Min Kim (282 patents)
- Hyeong-Seok Choi (41 patents)
- Ha Na Lee (34 patents)
- Tac Keun OH (14 patents)
- Sang Joon LIM (10 patents)
US Patent 8338921 · Granted Dec 25, 2012