Assignee
Inventors
- Eal Young Ryu (2 patents)
- Won Sik Oh (59 patents)
- Hee Yeong Hwang (1 patents)
- Sung Bin Yim (1 patents)
- Nack-Do Sung (2 patents)
- Yong Bok Choi (28 patents)
- Kyung Mo Sung (2 patents)
- Kang S. Lim (9 patents)
- Sung Kug Lee (2 patents)
US Patent 9230705 · Granted Jan 5, 2016