Assignee
Inventors
- Do Young Choi (39 patents)
- Young-Ho Cho (70 patents)
- Hyeong-Seok Choi (41 patents)
- Chung-hum Baik (13 patents)
- Jun Young Kim (154 patents)
- Seung Woo Lee (257 patents)
- Sung Hee Hong (53 patents)
US Patent 6369991 · Granted Apr 9, 2002