53 Utility and 1 Design Patents
#733 in Beijing
#1,482 in China
#34,000 in the World
rank by utility patentsForward Citations = 617
Company Filing History:


Beijing University of Chemical Technology
4. 2 out of 2,794

5. 2 out of 412
Beijing Zitiao Network Technology Co., Ltd.
where one patent can have more than one assignee
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