Assignee
Inventors
- Qing Feng Hao (5 patents)
- Biao Cao (21 patents)
- Li Ping Hao (3 patents)
- Xiao Feng Ren (4 patents)
- Dong Yan Yang (2 patents)
- YaLian Pan (4 patents)
- Xue Yong Zhang (22 patents)
- Xi Qian (4 patents)
US Patent 11307889 · Granted Apr 19, 2022