5 Utility Patents
#5 in Zhanjiang
#27,091 in China
#826,892 in the World
Forward Citations = 1
Company Filing History:
Southwest Petroleum University
Southern Marine Science and Engineering Guangdong Laboratory (zhanjiang)
China University of Petroleum
4. 1 out of 1
Southern Marine Science and Engineering Guangdong
where one patent can have more than one assignee
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