Assignee
Inventors
- Yoo Suk Kim (13 patents)
- Yoon Hyung Lee (15 patents)
- Yoo Lee Son (3 patents)
- Jun Young Won (3 patents)
- Ui Gon Kim (2 patents)
- Jeong Sub Shin (2 patents)
- Se Young You (2 patents)
- Tae Yeun Kim (2 patents)
US Patent 11104474 · Granted Aug 31, 2021