37 Utility and 1 Design Patents
#1,182 in Beijing
#2,577 in China
#65,353 in the World
rank by utility patentsForward Citations = 56
Company Filing History:

China Petroleum & Chemical Corporation

4. 4 out of 60
Shenzhen Institutes of Advanced Technology
5. 4 out of 5
Sinopec Catalyst Co., Ltd.
where one patent can have more than one assignee
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