Assignee
No assignee recorded.
Inventors
- Jae Hun Cheong (2 patents)
- Hyun Kook CHO (3 patents)
- Unknown
- Mi Young Cho (21 patents)
- Myoung Ae Park (7 patents)
- Bo-Young Jee (7 patents)
- Seong Don Hwang (9 patents)
- Jee Youn Hwang (15 patents)
US Patent 10619221 · Granted Apr 14, 2020
No assignee recorded.