21 Utility Patents
#2,189 in Beijing
#5,348 in China
#157,258 in the World
Forward Citations = 30
Company Filing History:



4. 2 out of 914

5. 2 out of 2,390

where one patent can have more than one assignee
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#2,189 in Beijing
#5,348 in China
#157,258 in the World
Company Filing History:





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