9 Utility Patents
#2,247 in Shanghai
#14,596 in China
#458,607 in the World
Forward Citations = 4
Company Filing History:


Shanghai Research Institute of Petrochemical Technology, Sinopec
4. 1 out of 3,092

5. 1 out of 674
China Petroleum Chemical Corporation
where one patent can have more than one assignee
Get your Inventor Badge Today