Assignee
Inventors
- Jang Hyo Lee (12 patents)
- Yong Kak Choi (34 patents)
- Chun Hyuk Lee (33 patents)
- Sang Hoon Yoo (18 patents)
- Jun Yeon Park (33 patents)
- Ho Joong Lee (36 patents)
- Chang Ryeol Yoo (10 patents)
- Dong Jun Shin (79 patents)
US Patent 9908420 · Granted Mar 6, 2018