11 Utility and 1 Design Patents
#21 in Liaoning
#11,150 in China
#359,294 in the World
rank by utility patentsForward Citations = 40
Company Filing History:
China Petroleum & Chemical Corporation
Sinopec Southwest Oil & Gas Company
Dalian University of Technology
4. 1 out of 303
Southwest Petroleum University
5. 1 out of 226
Sichuan University
where one patent can have more than one assignee
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