Assignee
Inventors
- Cheol Soo Park (58 patents)
- Bong Sang Lee (42 patents)
- Jun Sik Park (22 patents)
- Tae Ho Han (3 patents)
- Seok Yoon Chang (4 patents)
- Ho Young Jang (8 patents)
- Jae Sung Bae (66 patents)
- Jae Kyun Cho (1 patents)
US Patent 11221077 · Granted Jan 11, 2022