Assignee
Inventors
- Longyan Wang (22 patents)
- Yongqian Li (319 patents)
- Kun Cao (49 patents)
- Quanhu Li (52 patents)
- Jingwen Yin (12 patents)
- Baoxia Zhang (28 patents)
- Cuili Gai (88 patents)
- Zhongyuan Wu (108 patents)
- Gang Wang (264 patents)
US Patent 9954070 · Granted Apr 24, 2018