Assignee
Inventors
- Su Jin Kim (137 patents)
- Il Ha Lee (5 patents)
- Pum Suk Park (4 patents)
- Hyungju Oh (1 patents)
- Dong Sik Kim (58 patents)
- Byung Kyu Lim (8 patents)
- Ki Hwan Kim (188 patents)
- Cheol Hee Park (130 patents)
US Patent 11309477 · Granted Apr 19, 2022