8 Utility Patents
#5,289 in Beijing
#16,448 in China
#519,349 in the World
Forward Citations = 18
Company Filing History:
China Petroleum & Chemical Corporation
Shanghai Research Institute of Petrochemical Technology, Sinopec
Beijing Research Institute of Chemical Industry, China Petroleum & Chemical Corporation
4. 2 out of 2
Beijing Yiling Bioengineering Co., Ltd.
5. 1 out of 1
Beijing Reasearch Institute of Chemical Industry
where one patent can have more than one assignee
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