Assignee
Inventors
- Kyung Hwa Song (3 patents)
- Hong Kil Baek (38 patents)
- Song Mi Park (1 patents)
- Hyung-Hwan Hyun (5 patents)
- Soo Ryun Jung (8 patents)
- Sang-Yong Kim (58 patents)
- Jung-Kul Lee (9 patents)
- Ji Yoon SONG (6 patents)
US Patent 6528290 · Granted Mar 4, 2003