Assignee
Inventors
- Kye Jung Shin (13 patents)
- Hyung Kook Lee (5 patents)
- Eun Joo Roh (13 patents)
- Dong Jin Kim (153 patents)
- Kyung Il Choi (27 patents)
- Hyewhon Rhim (11 patents)
- Hye Jin Chung (4 patents)
- Seon Hee Seo (16 patents)
US Patent 7939672 · Granted May 10, 2011