Assignee
Inventors
- Eun-Jin KO (5 patents)
- Hyun Chul KANG (24 patents)
- Sang Wook Park (185 patents)
- Noh-Sam PARK (9 patents)
- Mi Kyong HAN (11 patents)
- Mi Ryong PARK (8 patents)
- Jong Hyun JANG (70 patents)
- Kwang Roh Park (53 patents)
US Patent 9165380 · Granted Oct 20, 2015