290 Utility Patents
#1 in Wuhan
#47 in China
#939 in the World
Forward Citations = 277
Company Filing History:



4. 23 out of 164,108

5. 23 out of 27,108

where one patent can have more than one assignee
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#1 in Wuhan
#47 in China
#939 in the World
Company Filing History:





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