31 Utility Patents
#1,446 in Beijing
#3,262 in China
#87,136 in the World
Forward Citations = 55
Company Filing History:
China Petroleum & Chemical Corporation
Beijing Research Institute of Chemical Industry, China Petroleum & Chemical Corporation

4. 3 out of 6
Sinopec Beijing Research Institute of Chemical Industry
5. 1 out of 832,448 patents
Other
where one patent can have more than one assignee
Get your Inventor Badge Today