Assignee
Inventors
- Sang Il Na (5 patents)
- Weon Geun Oh (22 patents)
- Hyuk Jeong (17 patents)
- Keun Dong LEE (11 patents)
- Sung Kwan Je (5 patents)
- Dong Seok Jeong (11 patents)
- Ju Kyong Jin (1 patents)
- Seon Tae Kim (24 patents)
US Patent 8792773 · Granted Jul 29, 2014