Assignee
Inventors
- Jong-Wook Lee (164 patents)
- Bong-Yong Lee (36 patents)
- Chang Seop Kim (6 patents)
- Seung-Kyu Lee (258 patents)
- Keun Seog Song (1 patents)
- Song Jin Lee (2 patents)
- Woo-Jeon Shim (5 patents)
- Man Soon Hwang (1 patents)
US Patent 6352993 · Granted Mar 5, 2002