Assignee
Inventors
- Bohua Zhong (7 patents)
- Youzhi Zhang (4 patents)
- Yanping Zhang (84 patents)
- Rui Xue (2 patents)
- Xinhua He (12 patents)
- Yunfeng Li (45 patents)
- Hongxia Chen (3 patents)
- Nan Zhao (63 patents)
- Meiying Li (8 patents)
US Patent 8318772 · Granted Nov 27, 2012