Assignee
Inventors
- Hyo Geun Yoon (6 patents)
- Woo Jin Kim (127 patents)
- Dong-Joo Kim (28 patents)
- Ji-Yong Park (174 patents)
- Yong Soo Jung (13 patents)
- Geun Min Choi (5 patents)
- Young Wok Song (1 patents)
- Sang Hyun Lee (304 patents)
US Patent 7588996 · Granted Sep 15, 2009