Assignee
Inventors
- Sang Bae Park (28 patents)
- Min-Hyok Bang (8 patents)
- Keum-ok Lee (4 patents)
- Dong Jin Lee (138 patents)
- Jung-Kun Lee (27 patents)
- Jae-hoon Jeong (74 patents)
- Kyung-sun Cho (27 patents)
- Seong-seol Hong (16 patents)
US Patent 9843722 · Granted Dec 12, 2017