20 Utility Patents
#870 in Shanghai
#5,695 in China
#169,030 in the World
Forward Citations = 29
Company Filing History:


4. 3 out of 553

5. 2 out of 127

where one patent can have more than one assignee
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#870 in Shanghai
#5,695 in China
#169,030 in the World
Company Filing History:




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