5 Utility and 6 Design Patents
#797 in Shenzhen
#3,089 in China
#42,824 in the World
rank by design patentsForward Citations = 9
Company Filing History:
Dalian Maritime University
China Petroleum & Chemical Corporation

4. 1 out of 473
Huazhong University of Science and Technology
5. 1 out of 98
Beijing Research Institute of Chemical Industry, China Petroleum & Chemical Corporation
where one patent can have more than one assignee
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