Assignee
Inventors
- Youquan Deng (6 patents)
- Yubo Ma (3 patents)
- Liguo Wang (7 patents)
- Xiaoguang Guo (6 patents)
- Shiguo Zhang (8 patents)
- Yude He (1 patents)
- Stefan Wershofen (54 patents)
- Stephan Klein (16 patents)
- Zhiping Zhou (21 patents)
US Patent 8338634 · Granted Dec 25, 2012