Assignee
Inventors
- Aiqin TIAN (9 patents)
- Yonggui Zhang (24 patents)
- Shizhong Zhao (11 patents)
- Guidong TAO (3 patents)
- Quanwei Che (3 patents)
- Shuxiang CHEN (2 patents)
- Xianliang Sun (3 patents)
- Luxing Li (2 patents)
US Patent 11021176 · Granted Jun 1, 2021