Assignee
Inventors
- Do Yoon Kim (35 patents)
- Il Hwan Kim (62 patents)
- Shang Hyeun PARK (92 patents)
- Chang-Soo Lee (535 patents)
- Tae-Won Jeong (38 patents)
- Paul R. Schwoebel (9 patents)
- Yong Chul Kim (114 patents)
US Patent 9167677 · Granted Oct 20, 2015