Assignee
Inventors
- Jae-yup Chung (25 patents)
- Jong Shik Yoon (14 patents)
- Hwa-Sung Rhee (71 patents)
- Hee-Don Jeong (14 patents)
- Je-Min Yoo (9 patents)
- Kyu-man Cha (1 patents)
- Jong-Mil Youn (29 patents)
- Hyun-Jo Kim (42 patents)
US Patent 9922979 · Granted Mar 20, 2018