Assignee
Inventors
- Gyung Don Kang (7 patents)
- Ki Chull Yun (8 patents)
- Sang Yob Kim (6 patents)
- Kil Seuk Byun (8 patents)
- Jung Ryum (5 patents)
- Boo Seong Kim (5 patents)
- Sei Hoon Kim (5 patents)
- Sung Bae Park (31 patents)
US Patent 9403938 · Granted Aug 2, 2016