Assignee
No assignee recorded.
Inventors
- Qinghua Xu (8 patents)
- Dingwei Ye (2 patents)
- Qifeng Wang (18 patents)
- Chengshu Chen (3 patents)
- Unknown
- Yifeng Sun (9 patents)
- Unknown
- HongYing Wang (20 patents)
- Unknown
- Unknown
US Patent 11401560 · Granted Aug 2, 2022
No assignee recorded.