Assignee
Inventors
- Seok Ha Hong (32 patents)
- Dae-Gwang Jang (48 patents)
- Byung Sun Kim (146 patents)
- Sang Mi Kim (24 patents)
- Ung-Gyu Min (23 patents)
- Hyun Sik Hwang (33 patents)
- Gi Geun Kim (18 patents)
- Kyoung Won Lee (45 patents)
US Patent 9972237 · Granted May 15, 2018