Assignee
No assignee recorded.
Inventors
- Qiang Wang (459 patents)
- Unknown
- Tao He (118 patents)
- Unknown
- Jianfei Zhang (11 patents)
- Lei Zhao (259 patents)
- Ding Huang (2 patents)
- Liyuan Liu (21 patents)
US Patent 11221412 · Granted Jan 11, 2022
No assignee recorded.