13 Utility and 1 Design Patents
#1,440 in Shanghai
#9,205 in China
#294,001 in the World
rank by utility patentsForward Citations = 26
Company Filing History:

East China University of Science and Technology
4. 2 out of 931
Semiconductor Manufacturing International (beijing) Corporation
5. 2 out of 51,728

where one patent can have more than one assignee
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