Assignee
Inventors
- Xiaodong Duan (68 patents)
- Guohua Xiao (20 patents)
- Lintao Zhang (47 patents)
- Dongqi Liu (10 patents)
- Gang Li (93 patents)
- Paul Hull (1 patents)
- Charles Mao (8 patents)
- Simon Cao (90 patents)
US Patent 6441952 · Granted Aug 27, 2002