Assignee
Inventors
- Wenhao Wang (22 patents)
- Yanping HONG (5 patents)
- Defa Ruan (3 patents)
- Chao Zhang (195 patents)
- Peng Yu (8 patents)
- Taoqing Zhou (1 patents)
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Skip to contentUS Patent 9875419 · Granted Jan 23, 2018