Shenzhen
China
3
2018-12-20
The entities that hold a legal rights for patent applications filed by inventor DING Chaohui:
Chaohui DING from Shenzhen, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
System, method, and server for playing multimedia resource
#2 | 2018-11-08Authorization method, apparatus, and system applied to electronic lock
#3 | 2018-09-27Complex hardware-based system for video surveillance tracking
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