Assignee
Inventors
- Chun-Gi Lyuh (32 patents)
- Yil Suk Yang (66 patents)
- Se Wan Heo (9 patents)
- Soon Il Yeo (18 patents)
- Tae Moon Roh (59 patents)
- Jong Dae Kim (137 patents)
- Ki-Chul Kim (101 patents)
- Se Hoon Yoo (6 patents)
US Patent 7769981 · Granted Aug 3, 2010