Assignee
Inventors
- Jifu Bi (2 patents)
- Xuequan Zhang (18 patents)
- Liansheng Jiang (5 patents)
- Hongguang Cai (2 patents)
- Bei Wang (20 patents)
- Chunyu Zhang (25 patents)
- Lihua Na (2 patents)
- Quanquan Dai (1 patents)
- Changliang Fan (2 patents)
US Patent 8350072 · Granted Jan 8, 2013