Assignee
Inventors
- Heung Cho Ko (31 patents)
- Su Ok Yun (4 patents)
- Jeong Pil Park (1 patents)
- Suk Ho Kim (6 patents)
- Young Kyu Hwang (42 patents)
- Yujun Hyun (1 patents)
- Hun Soo Jang (5 patents)
- Yun Kyung Jeong (2 patents)
US Patent 9827799 · Granted Nov 28, 2017