Assignee
No assignee recorded.
Inventors
- Yong Hwan KIM (126 patents)
- Eun Suk An (3 patents)
- Unknown
- Unknown
- Unknown
- Unknown
- Jae Kwang Song (4 patents)
- Bong Keun Song (12 patents)
- Jeong Yong Ryu (8 patents)
US Patent 8198358 · Granted Jun 12, 2012
No assignee recorded.