Assignee
Inventors
- Chae-young Lim (9 patents)
- Je-hwan SEO (24 patents)
- Kyung-ik Cho (25 patents)
- Min-sup Kim (25 patents)
- Ki-hyun Song (5 patents)
- Suk-hoon Yoon (5 patents)
- Hyun-kyu Yun (52 patents)
- Jong Keun Lee (25 patents)
US Patent 11166097 · Granted Nov 2, 2021