Assignee
Inventors
- Hae Ryong Choi (9 patents)
- Un Koo Lee (47 patents)
- Sang Ho Lee (314 patents)
- Hyun-Je Sung (5 patents)
- Jung-Won Kim (118 patents)
- Sung Jun Kim (134 patents)
- Young Kwang Kim (44 patents)
- In Ho Lee (134 patents)
US Patent 7621539 · Granted Nov 24, 2009