Assignee
Inventors
- Sang Won Kang (52 patents)
- Seong Ju Park (54 patents)
- Joo Young Cho (7 patents)
- Il Kyu Park (21 patents)
- Yong Chun Kim (35 patents)
- Dong Joon Kim (64 patents)
- Jeong Tak Oh (31 patents)
- Je Won Kim (37 patents)
US Patent 8410497 · Granted Apr 2, 2013