Assignee
Inventors
- Suk Choi (50 patents)
- Sung-Ku Kang (104 patents)
- In Nam Lee (31 patents)
- Heung Seok Go (7 patents)
- Young Do Kim (44 patents)
- Jeong Heon Lee (47 patents)
- Choon-Hyop Lee (62 patents)
- Young-Kuil Joo (21 patents)
US Patent 10725218 · Granted Jul 28, 2020