Assignee
Inventors
- Hongfeng Ma (5 patents)
- Qiang Di (1 patents)
- Lei Wu (86 patents)
- Honglei Fu (1 patents)
- Longwei Mei (2 patents)
- Liang Tian (39 patents)
- Songmin Quan (2 patents)
- Jun Zhang (17 patents)
- Yan Kang (8 patents)
US Patent 7813536 · Granted Oct 12, 2010