Assignee
No assignee recorded.
Inventors
- Shuiping SHI (2 patents)
- Qingyong Zhang (2 patents)
- Ronghua Zhao (6 patents)
- Huihong Chen (2 patents)
- Lun Zeng (3 patents)
- Daxin Ou (2 patents)
- Yan Liu (62 patents)
US Patent 11071737 · Granted Jul 27, 2021
No assignee recorded.