Guangzhou
China
4
2016-05-05
The entities that hold a legal rights for patent applications filed by inventor Chen Dingxi:
Dingxi Chen from Guangzhou, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Banknote recognition and classification method and system
#2 | 2014-09-18Paper identifying method and related device
#3 | 2014-07-31Valuable file identification device
#4 | 2014-05-08Paper medium identifying device and identifying method
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