Assignee
No assignee recorded.
Inventors
- Yong Gyu JUNG (4 patents)
- Bo Sung Kwon (5 patents)
- Unknown
- Unknown
- Kyung Do Kim (23 patents)
- Hyun-Sik Yun (14 patents)
- Hyung Woo Lee (30 patents)
- Young-Bum CHO (13 patents)
US Patent 11168180 · Granted Nov 9, 2021
No assignee recorded.