Assignee
Inventors
- Kew-Ho Lee (14 patents)
- Kook-Young Ahn (2 patents)
- Sang Gyu Kang (2 patents)
- Young Duk Lee (4 patents)
- Tae Sun Chang (20 patents)
- Seung Eun Nam (4 patents)
- Ji Haeung Yu (1 patents)
- Jong Hoon Joo (10 patents)
US Patent 10180253 · Granted Jan 15, 2019