6 Utility Patents
#6,731 in Beijing
#22,310 in China
#695,270 in the World
Forward Citations = 2
Company Filing History:
China Petroleum & Chemical Corporation
Beijing Research Institute of Chemical Industry, China Petroleum & Chemical Corporation

4. 2 out of 3
Beijing Sunbio Biotech Co. Ltd.
5. 1 out of 3
Nanjing Jiuzhang Chemical Technology Co., Ltd.
where one patent can have more than one assignee
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