43 Utility and 1 Design Patents
#1,000 in Beijing
#2,086 in China
#50,470 in the World
rank by utility patentsForward Citations = 189
Company Filing History:


Nanjing University of Technology
4. 2 out of 26,527

5. 1 out of 1
Nanjing Universty of Technology
where one patent can have more than one assignee
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