Assignee
Inventors
- In Bae Chang (11 patents)
- Dae Hee Lee (149 patents)
- Sang Gyoon Jang (1 patents)
- Myoung Goo Lee (13 patents)
- Jin Seok Park (42 patents)
- Yong Tae Jang (4 patents)
- Chang Kyu Chung (6 patents)
- Cheol Soo Maeng (2 patents)
US Patent 10580538 · Granted Mar 3, 2020