29 Utility and 2 Design Patents
#531 in Shanghai
#3,578 in China
#97,208 in the World
rank by utility patentsForward Citations = 41
Company Filing History:
China Petroleum & Chemical Corporation
Aurora Office Equipment Co., Ltd. Shanghai
Shanghai Research Institute of Petrochemical Technology, Sinopec
4. 4 out of 1,723
5. 3 out of 105
Everdisplay Optronics (shanghai) Limited
where one patent can have more than one assignee
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