Assignee
No assignee recorded.
Inventors
- Zhigang Xiao (11 patents)
- Qingyu Yang (5 patents)
- Unknown
- Lishuang WANG (5 patents)
- Na Wang (60 patents)
- Quanfeng Zhang (3 patents)
- Unknown
- Guoqiang YANG (19 patents)
US Patent 11134708 · Granted Oct 5, 2021
No assignee recorded.