2 Utility Patents
#14,189 in Beijing
#59,766 in China
Forward Citations = 7
Company Filing History:
China Petroleum & Chemical Corporation
Beijing University of Chemical Technology
Beijing Research Institute of Chemical Industry, China Petroleum & Chemical Corporation
4. 1 out of 1
Beijing Wanhexinyuan Biotechnology Co., Ltd.
where one patent can have more than one assignee
Get your Inventor Badge Today