Assignee
Inventors
- Young Sub Jin (26 patents)
- Sung Kwan Kim (23 patents)
- Hwan Seok Park (19 patents)
- Jae Keun Hong (16 patents)
- Byeong Do Lee (21 patents)
- Ho Ryong Sun (8 patents)
- Bong Sil Jang (1 patents)
- Chul In Lim (2 patents)
US Patent 8222344 · Granted Jul 17, 2012