Assignee
Inventors
- Ji-Sook Park (6 patents)
- Jong Sang Chung (4 patents)
- Min Ji Baek (23 patents)
- Jee Won Ahn (5 patents)
- Ki Wan Kim (11 patents)
- Hyung Ki Park (13 patents)
- Dong Eok Lee (8 patents)
- Myung Suk Oh (7 patents)
US Patent 7780960 · Granted Aug 24, 2010