Assignee
Inventors
- Sang Gyu Lee (20 patents)
- Kun Hyung Choe (3 patents)
- Young Myung Yang (13 patents)
- Chul Gu Lee (6 patents)
- Kyu Sang Cha (1 patents)
- Chang Won Park (34 patents)
- Sung Hee Choi (3 patents)
- Yeong-Beom Lee (11 patents)
US Patent 10030908 · Granted Jul 24, 2018