Assignee
Inventors
- Ok Pyo Zee (2 patents)
- Se Chan Kang (3 patents)
- Jon g Hwan Kwak (1 patents)
- Joa Sub Oh (1 patents)
- Han-Gyu Choi (2 patents)
- Jong Phil Bak (1 patents)
- Chang Min Lee (85 patents)
- Yong Joon Cheong (1 patents)
US Patent 7960352 · Granted Jun 14, 2011