54 Utility and 1 Design Patents
#743 in Beijing
#1,498 in China
#33,544 in the World
rank by utility patentsForward Citations = 620
Company Filing History:


Beijing University of Chemical Tehcnology
4. 3 out of 2,946

5. 2 out of 487
Beijing Zitiao Network Technology Co., Ltd.
where one patent can have more than one assignee
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