Assignee
Inventors
- Kyung Youl Baek (22 patents)
- Seung Sang Hwang (30 patents)
- Soon Man Hong (26 patents)
- Min Jae KO (11 patents)
- Yun-Jae Lee (23 patents)
- Hyun-Ji Kim (31 patents)
- Hyeon Yeol Jeon (4 patents)
- Chong Min Koo (22 patents)
US Patent 9908979 · Granted Mar 6, 2018