Assignee
Inventors
- Kyung-Suk Yun (8 patents)
- Byung Won Cho (40 patents)
- Won Il Cho (36 patents)
- Hyung Sun Kim (121 patents)
- Un-Seok Kim (5 patents)
- Sang Cheol NAM (17 patents)
- Seung Won Lee (188 patents)
- Young-Soo Yoon (84 patents)
US Patent 6733923 · Granted May 11, 2004