Assignee
Inventors
- Sung Yoon Ryu (18 patents)
- Sang-Kil Lee (65 patents)
- Chung-Sam Jun (72 patents)
- Woo-Seok Ko (15 patents)
- Ho-Jeong Kwak (1 patents)
- Souk Kim (12 patents)
- Kwan-Woo Ryu (6 patents)
- Yu-Sin Yang (67 patents)
US Patent 9417055 · Granted Aug 16, 2016