Assignee
Inventors
- Hwa-Kyung Kim (24 patents)
- Byung Chul Ahn (135 patents)
- Chang Wook Han (55 patents)
- Woo Jin Nam (17 patents)
- Hong-Seok Choi (108 patents)
- Yoon-Heung Tak (30 patents)
- Shinji Takasugi (49 patents)
US Patent RE47544 · Granted Jul 30, 2019