Assignee
Inventors
- Seong-je Cho (24 patents)
- Kwang-bok Kim (31 patents)
- Sun-Tae Jung (84 patents)
- Jae-Geol Cho (56 patents)
- Chul-ho Cho (30 patents)
- Seung Min Lee (217 patents)
- Jeong-gun Lee (79 patents)
- In-Jo Jeong (11 patents)
US Patent 11559223 · Granted Jan 24, 2023