Assignee
Inventors
- Dae-sung Cho (162 patents)
- Woong-il Choi (57 patents)
- Kwan-Woong Song (32 patents)
- Young-Hun Joo (40 patents)
- Yong-Serk Kim (14 patents)
- Dong Gyu Sim (155 patents)
- Jung Hak Nam (67 patents)
- Bong-Il Ji (2 patents)
US Patent 9432687 · Granted Aug 30, 2016