Assignee
No assignee recorded.
Inventors
- Unknown
- Zhiyan Li (3 patents)
- Xuhui Zhou (6 patents)
- Li Zhang (31 patents)
- Unknown
- Kai Wang (23 patents)
- Unknown
- Xinyan Zhang (16 patents)
- Kai Ju (2 patents)
- Unknown
US Patent 10988397 · Granted Apr 27, 2021
No assignee recorded.