Assignee
Inventors
- Beyong Hwan Ryu (6 patents)
- Ki Jeong Kong (4 patents)
- Hyun Ju Chang (2 patents)
- Young-min Choi (57 patents)
- Jae Do Lee (19 patents)
- Ha-Kyun Jung (4 patents)
- Chang-Gyoun Kim (10 patents)
- Han-Sung Park (3 patents)
US Patent 8398948 · Granted Mar 19, 2013