Assignee
Inventors
- Hee Kwang Park (13 patents)
- Hye Kyung Lee (16 patents)
- Byung Seok Kim (21 patents)
- Jae Youp Cheong (6 patents)
- Kyung Seop Noh (36 patents)
- Ra Yun Choi (5 patents)
- Sang Hoon Lee (576 patents)
- Sang Jin Jeon (80 patents)
US Patent 9884926 · Granted Feb 6, 2018