Assignee
Inventors
- Hyun-Suk Kwon (7 patents)
- Young-Soo Lim (16 patents)
- Sung-Un Kwon (20 patents)
- Yong-Ho Ha (36 patents)
- Jeong-Hee Park (50 patents)
- Joon-Sang Park (27 patents)
- Myung Jin Kang (11 patents)
- Doo-Hwan Park (25 patents)
US Patent 8133757 · Granted Mar 13, 2012