Assignee
Inventors
- Conghua Ma (33 patents)
- Xiaoping Sun (17 patents)
- Lihua Wang (85 patents)
- Qiang Dong (12 patents)
- Yue Yang (39 patents)
- Qiongqin MAO (16 patents)
- Juan Wu (16 patents)
- Jiayin Tang (5 patents)
US Patent 11335249 · Granted May 17, 2022