Assignee
Inventors
- Jea Shik Shin (55 patents)
- Duck Hwan Kim (77 patents)
- Chul Soo Kim (121 patents)
- Ho Soo Park (18 patents)
- Sang Uk Son (53 patents)
- In-sang Song (159 patents)
- Moon-chul Lee (102 patents)
- Cui Jing (3 patents)
US Patent 10991872 · Granted Apr 27, 2021