Assignee
Inventors
- Hyo Derk Park (4 patents)
- Suk-Won Jung (69 patents)
- Kwang Bum Park (57 patents)
- In Hoe KIM (9 patents)
- Hyun-Chan Moon (1 patents)
- Kun Nyun Kim (7 patents)
- Soon Sup Park (4 patents)
- Sang Mo Shin (8 patents)
US Patent 6558878 · Granted May 6, 2003