11 Utility Patents
#1,960 in Shenzhen
#11,483 in China
#362,783 in the World
Forward Citations = 22
Company Filing History:



4. 1 out of 1
Beijing E-henxen Authentication Technologies. Co., Ltd.
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#1,960 in Shenzhen
#11,483 in China
#362,783 in the World
Company Filing History:



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