Assignee
Inventors
- Sunghwan KO (2 patents)
- Nakjin Choi (2 patents)
- Sangju Lee (9 patents)
- Juhee CHANG (14 patents)
- Sunghoon Jeong (2 patents)
- Yoongu Choi (1 patents)
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Skip to contentUS Patent 9819321 · Granted Nov 14, 2017